(function (win, options, undefined) {
    //'use strict';
    //系统的一些配置，不通过new robot传参数
    var hideKefu = false										//是否隐藏人工客服
        , hideList = false 										//是否隐藏功能列表
        , cssfix = 'smartnlp-robot-'							//css类名前缀
        , apiUrl = 'http://api.smartnlp.cn/cloud/robot/'		//机器人接口地址
        , cssUrl = 'static/css/robot.css'						//远程要加载的css文件地址
        , kfJsUrl = 'robot/ddp-client.js'						//人工客服库文件
        , kfServerHost = 'http://kf.smartnlp.cn/'				//人工客服服务器
        , kfTimeout = 12000										//客服请求超时时间，毫秒
        , imgUpdateUrl = 'http://res.smartnlp.cn/robot-id/upload' //图片的上传地址
        , cookieKey = 'SMARTNLP_USER'							//用户名称的COOKIE键值
        , imgUpdateType = 'gif|jpg|jpeg|png|bmp'				//图片上传的类型
        , imgMaxSize = 5120										//最大图片大小为5m，单位K
        , kefuStartWord = '向你发起咨询请求';					//

    /*!
     * jQuery JavaScript Library v1.8.0
     * http://jquery.com/
     *
     * Includes Sizzle.js
     * http://sizzlejs.com/
     *
     * Copyright 2012 jQuery Foundation and other contributors
     * Released under the MIT license
     * http://jquery.org/license
     *
     * Date: Thu Aug 09 2012 16:24:48 GMT-0400 (Eastern Daylight Time)
     */
    var $ = (function (window, undefined) {
        var // A central reference to the root jQuery(document)
            rootjQuery,

            // The deferred used on DOM ready
            readyList,

            // Use the correct document accordingly with window argument (sandbox)
            document = window.document,
            location = window.location,
            navigator = window.navigator,

            // Map over jQuery in case of overwrite
            _jQuery = window.jQuery,

            // Map over the $ in case of overwrite
            _$ = window.$,

            // Save a reference to some core methods
            core_push = Array.prototype.push,
            core_slice = Array.prototype.slice,
            core_indexOf = Array.prototype.indexOf,
            core_toString = Object.prototype.toString,
            core_hasOwn = Object.prototype.hasOwnProperty,
            core_trim = String.prototype.trim,

            // Define a local copy of jQuery
            jQuery = function (selector, context) {
                // The jQuery object is actually just the init constructor 'enhanced'
                return new jQuery.fn.init(selector, context, rootjQuery);
            },

            // Used for matching numbers
            core_pnum = /[\-+]?(?:\d*\.|)\d+(?:[eE][\-+]?\d+|)/.source,

            // Used for detecting and trimming whitespace
            core_rnotwhite = /\S/,
            core_rspace = /\s+/,

            // IE doesn't match non-breaking spaces with \s
            rtrim = core_rnotwhite.test("\xA0") ? (/^[\s\xA0]+|[\s\xA0]+$/g) : /^\s+|\s+$/g,

            // A simple way to check for HTML strings
            // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
            rquickExpr = /^(?:[^#<]*(<[\w\W]+>)[^>]*$|#([\w\-]*)$)/,

            // Match a standalone tag
            rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,

            // JSON RegExp
            rvalidchars = /^[\],:{}\s]*$/,
            rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
            rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g,
            rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d\d*\.|)\d+(?:[eE][\-+]?\d+|)/g,

            // Matches dashed string for camelizing
            rmsPrefix = /^-ms-/,
            rdashAlpha = /-([\da-z])/gi,

            // Used by jQuery.camelCase as callback to replace()
            fcamelCase = function (all, letter) {
                return ( letter + "" ).toUpperCase();
            },

            // The ready event handler and self cleanup method
            DOMContentLoaded = function () {
                if (document.addEventListener) {
                    document.removeEventListener("DOMContentLoaded", DOMContentLoaded, false);
                    jQuery.ready();
                } else if (document.readyState === "complete") {
                    // we're here because readyState === "complete" in oldIE
                    // which is good enough for us to call the dom ready!
                    document.detachEvent("onreadystatechange", DOMContentLoaded);
                    jQuery.ready();
                }
            },

            // [[Class]] -> type pairs
            class2type = {};

        jQuery.fn = jQuery.prototype = {
            constructor: jQuery,
            init: function (selector, context, rootjQuery) {
                var match, elem, ret, doc;

                // Handle $(""), $(null), $(undefined), $(false)
                if (!selector) {
                    return this;
                }

                // Handle $(DOMElement)
                if (selector.nodeType) {
                    this.context = this[0] = selector;
                    this.length = 1;
                    return this;
                }

                // Handle HTML strings
                if (typeof selector === "string") {
                    if (selector.charAt(0) === "<" && selector.charAt(selector.length - 1) === ">" && selector.length >= 3) {
                        // Assume that strings that start and end with <> are HTML and skip the regex check
                        match = [null, selector, null];

                    } else {
                        match = rquickExpr.exec(selector);
                    }

                    // Match html or make sure no context is specified for #id
                    if (match && (match[1] || !context)) {

                        // HANDLE: $(html) -> $(array)
                        if (match[1]) {
                            context = context instanceof jQuery ? context[0] : context;
                            doc = ( context && context.nodeType ? context.ownerDocument || context : document );

                            // scripts is true for back-compat
                            selector = jQuery.parseHTML(match[1], doc, true);
                            if (rsingleTag.test(match[1]) && jQuery.isPlainObject(context)) {
                                this.attr.call(selector, context, true);
                            }

                            return jQuery.merge(this, selector);

                            // HANDLE: $(#id)
                        } else {
                            elem = document.getElementById(match[2]);

                            // Check parentNode to catch when Blackberry 4.6 returns
                            // nodes that are no longer in the document #6963
                            if (elem && elem.parentNode) {
                                // Handle the case where IE and Opera return items
                                // by name instead of ID
                                if (elem.id !== match[2]) {
                                    return rootjQuery.find(selector);
                                }

                                // Otherwise, we inject the element directly into the jQuery object
                                this.length = 1;
                                this[0] = elem;
                            }

                            this.context = document;
                            this.selector = selector;
                            return this;
                        }

                        // HANDLE: $(expr, $(...))
                    } else if (!context || context.jquery) {
                        return ( context || rootjQuery ).find(selector);

                        // HANDLE: $(expr, context)
                        // (which is just equivalent to: $(context).find(expr)
                    } else {
                        return this.constructor(context).find(selector);
                    }

                    // HANDLE: $(function)
                    // Shortcut for document ready
                } else if (jQuery.isFunction(selector)) {
                    return rootjQuery.ready(selector);
                }

                if (selector.selector !== undefined) {
                    this.selector = selector.selector;
                    this.context = selector.context;
                }

                return jQuery.makeArray(selector, this);
            },

            // Start with an empty selector
            selector: "",

            // The current version of jQuery being used
            jquery: "1.8.0",

            // The default length of a jQuery object is 0
            length: 0,

            // The number of elements contained in the matched element set
            size: function () {
                return this.length;
            },

            toArray: function () {
                return core_slice.call(this);
            },

            // Get the Nth element in the matched element set OR
            // Get the whole matched element set as a clean array
            get: function (num) {
                return num == null ?

                    // Return a 'clean' array
                    this.toArray() :

                    // Return just the object
                    ( num < 0 ? this[this.length + num] : this[num] );
            },

            // Take an array of elements and push it onto the stack
            // (returning the new matched element set)
            pushStack: function (elems, name, selector) {

                // Build a new jQuery matched element set
                var ret = jQuery.merge(this.constructor(), elems);

                // Add the old object onto the stack (as a reference)
                ret.prevObject = this;

                ret.context = this.context;

                if (name === "find") {
                    ret.selector = this.selector + ( this.selector ? " " : "" ) + selector;
                } else if (name) {
                    ret.selector = this.selector + "." + name + "(" + selector + ")";
                }

                // Return the newly-formed element set
                return ret;
            },

            // Execute a callback for every element in the matched set.
            // (You can seed the arguments with an array of args, but this is
            // only used internally.)
            each: function (callback, args) {
                return jQuery.each(this, callback, args);
            },

            ready: function (fn) {
                // Add the callback
                jQuery.ready.promise().done(fn);

                return this;
            },

            eq: function (i) {
                i = +i;
                return i === -1 ?
                    this.slice(i) :
                    this.slice(i, i + 1);
            },

            first: function () {
                return this.eq(0);
            },

            last: function () {
                return this.eq(-1);
            },

            slice: function () {
                return this.pushStack(core_slice.apply(this, arguments),
                    "slice", core_slice.call(arguments).join(","));
            },

            map: function (callback) {
                return this.pushStack(jQuery.map(this, function (elem, i) {
                    return callback.call(elem, i, elem);
                }));
            },

            end: function () {
                return this.prevObject || this.constructor(null);
            },

            // For internal use only.
            // Behaves like an Array's method, not like a jQuery method.
            push: core_push,
            sort: [].sort,
            splice: [].splice
        };

        // Give the init function the jQuery prototype for later instantiation
        jQuery.fn.init.prototype = jQuery.fn;

        jQuery.extend = jQuery.fn.extend = function () {
            var options, name, src, copy, copyIsArray, clone,
                target = arguments[0] || {},
                i = 1,
                length = arguments.length,
                deep = false;

            // Handle a deep copy situation
            if (typeof target === "boolean") {
                deep = target;
                target = arguments[1] || {};
                // skip the boolean and the target
                i = 2;
            }

            // Handle case when target is a string or something (possible in deep copy)
            if (typeof target !== "object" && !jQuery.isFunction(target)) {
                target = {};
            }

            // extend jQuery itself if only one argument is passed
            if (length === i) {
                target = this;
                --i;
            }

            for (; i < length; i++) {
                // Only deal with non-null/undefined values
                if ((options = arguments[i]) != null) {
                    // Extend the base object
                    for (name in options) {
                        src = target[name];
                        copy = options[name];

                        // Prevent never-ending loop
                        if (target === copy) {
                            continue;
                        }

                        // Recurse if we're merging plain objects or arrays
                        if (deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) )) {
                            if (copyIsArray) {
                                copyIsArray = false;
                                clone = src && jQuery.isArray(src) ? src : [];

                            } else {
                                clone = src && jQuery.isPlainObject(src) ? src : {};
                            }

                            // Never move original objects, clone them
                            target[name] = jQuery.extend(deep, clone, copy);

                            // Don't bring in undefined values
                        } else if (copy !== undefined) {
                            target[name] = copy;
                        }
                    }
                }
            }

            // Return the modified object
            return target;
        };

        jQuery.extend({
            noConflict: function (deep) {
                if (window.$ === jQuery) {
                    window.$ = _$;
                }

                if (deep && window.jQuery === jQuery) {
                    window.jQuery = _jQuery;
                }

                return jQuery;
            },

            // Is the DOM ready to be used? Set to true once it occurs.
            isReady: false,

            // A counter to track how many items to wait for before
            // the ready event fires. See #6781
            readyWait: 1,

            // Hold (or release) the ready event
            holdReady: function (hold) {
                if (hold) {
                    jQuery.readyWait++;
                } else {
                    jQuery.ready(true);
                }
            },

            // Handle when the DOM is ready
            ready: function (wait) {

                // Abort if there are pending holds or we're already ready
                if (wait === true ? --jQuery.readyWait : jQuery.isReady) {
                    return;
                }

                // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
                if (!document.body) {
                    return setTimeout(jQuery.ready, 1);
                }

                // Remember that the DOM is ready
                jQuery.isReady = true;

                // If a normal DOM Ready event fired, decrement, and wait if need be
                if (wait !== true && --jQuery.readyWait > 0) {
                    return;
                }

                // If there are functions bound, to execute
                readyList.resolveWith(document, [jQuery]);

                // Trigger any bound ready events
                if (jQuery.fn.trigger) {
                    jQuery(document).trigger("ready").off("ready");
                }
            },

            // See test/unit/core.js for details concerning isFunction.
            // Since version 1.3, DOM methods and functions like alert
            // aren't supported. They return false on IE (#2968).
            isFunction: function (obj) {
                return jQuery.type(obj) === "function";
            },

            isArray: Array.isArray || function (obj) {
                return jQuery.type(obj) === "array";
            },

            isWindow: function (obj) {
                return obj != null && obj == obj.window;
            },

            isNumeric: function (obj) {
                return !isNaN(parseFloat(obj)) && isFinite(obj);
            },

            type: function (obj) {
                return obj == null ?
                    String(obj) :
                class2type[core_toString.call(obj)] || "object";
            },

            isPlainObject: function (obj) {
                // Must be an Object.
                // Because of IE, we also have to check the presence of the constructor property.
                // Make sure that DOM nodes and window objects don't pass through, as well
                if (!obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow(obj)) {
                    return false;
                }

                try {
                    // Not own constructor property must be Object
                    if (obj.constructor && !core_hasOwn.call(obj, "constructor") && !core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf")) {
                        return false;
                    }
                } catch (e) {
                    // IE8,9 Will throw exceptions on certain host objects #9897
                    return false;
                }

                // Own properties are enumerated firstly, so to speed up,
                // if last one is own, then all properties are own.

                var key;
                for (key in obj) {
                }

                return key === undefined || core_hasOwn.call(obj, key);
            },

            isEmptyObject: function (obj) {
                var name;
                for (name in obj) {
                    return false;
                }
                return true;
            },

            error: function (msg) {
                throw new Error(msg);
            },

            // data: string of html
            // context (optional): If specified, the fragment will be created in this context, defaults to document
            // scripts (optional): If true, will include scripts passed in the html string
            parseHTML: function (data, context, scripts) {
                var parsed;
                if (!data || typeof data !== "string") {
                    return null;
                }
                if (typeof context === "boolean") {
                    scripts = context;
                    context = 0;
                }
                context = context || document;

                // Single tag
                if ((parsed = rsingleTag.exec(data))) {
                    return [context.createElement(parsed[1])];
                }

                parsed = jQuery.buildFragment([data], context, scripts ? null : []);
                return jQuery.merge([],
                    (parsed.cacheable ? jQuery.clone(parsed.fragment) : parsed.fragment).childNodes);
            },

            parseJSON: function (data) {
                if (!data || typeof data !== "string") {
                    return null;
                }

                // Make sure leading/trailing whitespace is removed (IE can't handle it)
                data = jQuery.trim(data);

                // Attempt to parse using the native JSON parser first
                if (window.JSON && window.JSON.parse) {
                    return window.JSON.parse(data);
                }

                // Make sure the incoming data is actual JSON
                // Logic borrowed from http://json.org/json2.js
                if (rvalidchars.test(data.replace(rvalidescape, "@")
                        .replace(rvalidtokens, "]")
                        .replace(rvalidbraces, ""))) {

                    return ( new Function("return " + data) )();

                }
                jQuery.error("Invalid JSON: " + data);
            },

            // Cross-browser xml parsing
            parseXML: function (data) {
                var xml, tmp;
                if (!data || typeof data !== "string") {
                    return null;
                }
                try {
                    if (window.DOMParser) { // Standard
                        tmp = new DOMParser();
                        xml = tmp.parseFromString(data, "text/xml");
                    } else { // IE
                        xml = new ActiveXObject("Microsoft.XMLDOM");
                        xml.async = "false";
                        xml.loadXML(data);
                    }
                } catch (e) {
                    xml = undefined;
                }
                if (!xml || !xml.documentElement || xml.getElementsByTagName("parsererror").length) {
                    jQuery.error("Invalid XML: " + data);
                }
                return xml;
            },

            noop: function () {
            },

            // Evaluates a script in a global context
            // Workarounds based on findings by Jim Driscoll
            // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
            globalEval: function (data) {
                if (data && core_rnotwhite.test(data)) {
                    // We use execScript on Internet Explorer
                    // We use an anonymous function so that context is window
                    // rather than jQuery in Firefox
                    ( window.execScript || function (data) {
                        window["eval"].call(window, data);
                    } )(data);
                }
            },

            // Convert dashed to camelCase; used by the css and data modules
            // Microsoft forgot to hump their vendor prefix (#9572)
            camelCase: function (string) {
                return string.replace(rmsPrefix, "ms-").replace(rdashAlpha, fcamelCase);
            },

            nodeName: function (elem, name) {
                return elem.nodeName && elem.nodeName.toUpperCase() === name.toUpperCase();
            },

            // args is for internal usage only
            each: function (obj, callback, args) {
                var name,
                    i = 0,
                    length = obj.length,
                    isObj = length === undefined || jQuery.isFunction(obj);

                if (args) {
                    if (isObj) {
                        for (name in obj) {
                            if (callback.apply(obj[name], args) === false) {
                                break;
                            }
                        }
                    } else {
                        for (; i < length;) {
                            if (callback.apply(obj[i++], args) === false) {
                                break;
                            }
                        }
                    }

                    // A special, fast, case for the most common use of each
                } else {
                    if (isObj) {
                        for (name in obj) {
                            if (callback.call(obj[name], name, obj[name]) === false) {
                                break;
                            }
                        }
                    } else {
                        for (; i < length;) {
                            if (callback.call(obj[i], i, obj[i++]) === false) {
                                break;
                            }
                        }
                    }
                }

                return obj;
            },

            // Use native String.trim function wherever possible
            trim: core_trim ?
                function (text) {
                    return text == null ?
                        "" :
                        core_trim.call(text);
                } :

                // Otherwise use our own trimming functionality
                function (text) {
                    return text == null ?
                        "" :
                        text.toString().replace(rtrim, "");
                },

            // results is for internal usage only
            makeArray: function (arr, results) {
                var type,
                    ret = results || [];

                if (arr != null) {
                    // The window, strings (and functions) also have 'length'
                    // Tweaked logic slightly to handle Blackberry 4.7 RegExp issues #6930
                    type = jQuery.type(arr);

                    if (arr.length == null || type === "string" || type === "function" || type === "regexp" || jQuery.isWindow(arr)) {
                        core_push.call(ret, arr);
                    } else {
                        jQuery.merge(ret, arr);
                    }
                }

                return ret;
            },

            inArray: function (elem, arr, i) {
                var len;

                if (arr) {
                    if (core_indexOf) {
                        return core_indexOf.call(arr, elem, i);
                    }

                    len = arr.length;
                    i = i ? i < 0 ? Math.max(0, len + i) : i : 0;

                    for (; i < len; i++) {
                        // Skip accessing in sparse arrays
                        if (i in arr && arr[i] === elem) {
                            return i;
                        }
                    }
                }

                return -1;
            },

            merge: function (first, second) {
                var l = second.length,
                    i = first.length,
                    j = 0;

                if (typeof l === "number") {
                    for (; j < l; j++) {
                        first[i++] = second[j];
                    }

                } else {
                    while (second[j] !== undefined) {
                        first[i++] = second[j++];
                    }
                }

                first.length = i;

                return first;
            },

            grep: function (elems, callback, inv) {
                var retVal,
                    ret = [],
                    i = 0,
                    length = elems.length;
                inv = !!inv;

                // Go through the array, only saving the items
                // that pass the validator function
                for (; i < length; i++) {
                    retVal = !!callback(elems[i], i);
                    if (inv !== retVal) {
                        ret.push(elems[i]);
                    }
                }

                return ret;
            },

            // arg is for internal usage only
            map: function (elems, callback, arg) {
                var value, key,
                    ret = [],
                    i = 0,
                    length = elems.length,
                    // jquery objects are treated as arrays
                    isArray = elems instanceof jQuery || length !== undefined && typeof length === "number" && ( ( length > 0 && elems[0] && elems[length - 1] ) || length === 0 || jQuery.isArray(elems) );

                // Go through the array, translating each of the items to their
                if (isArray) {
                    for (; i < length; i++) {
                        value = callback(elems[i], i, arg);

                        if (value != null) {
                            ret[ret.length] = value;
                        }
                    }

                    // Go through every key on the object,
                } else {
                    for (key in elems) {
                        value = callback(elems[key], key, arg);

                        if (value != null) {
                            ret[ret.length] = value;
                        }
                    }
                }

                // Flatten any nested arrays
                return ret.concat.apply([], ret);
            },

            // A global GUID counter for objects
            guid: 1,

            // Bind a function to a context, optionally partially applying any
            // arguments.
            proxy: function (fn, context) {
                var tmp, args, proxy;

                if (typeof context === "string") {
                    tmp = fn[context];
                    context = fn;
                    fn = tmp;
                }

                // Quick check to determine if target is callable, in the spec
                // this throws a TypeError, but we will just return undefined.
                if (!jQuery.isFunction(fn)) {
                    return undefined;
                }

                // Simulated bind
                args = core_slice.call(arguments, 2);
                proxy = function () {
                    return fn.apply(context, args.concat(core_slice.call(arguments)));
                };

                // Set the guid of unique handler to the same of original handler, so it can be removed
                proxy.guid = fn.guid = fn.guid || proxy.guid || jQuery.guid++;

                return proxy;
            },

            // Multifunctional method to get and set values of a collection
            // The value/s can optionally be executed if it's a function
            access: function (elems, fn, key, value, chainable, emptyGet, pass) {
                var exec,
                    bulk = key == null,
                    i = 0,
                    length = elems.length;

                // Sets many values
                if (key && typeof key === "object") {
                    for (i in key) {
                        jQuery.access(elems, fn, i, key[i], 1, emptyGet, value);
                    }
                    chainable = 1;

                    // Sets one value
                } else if (value !== undefined) {
                    // Optionally, function values get executed if exec is true
                    exec = pass === undefined && jQuery.isFunction(value);

                    if (bulk) {
                        // Bulk operations only iterate when executing function values
                        if (exec) {
                            exec = fn;
                            fn = function (elem, key, value) {
                                return exec.call(jQuery(elem), value);
                            };

                            // Otherwise they run against the entire set
                        } else {
                            fn.call(elems, value);
                            fn = null;
                        }
                    }

                    if (fn) {
                        for (; i < length; i++) {
                            fn(elems[i], key, exec ? value.call(elems[i], i, fn(elems[i], key)) : value, pass);
                        }
                    }

                    chainable = 1;
                }

                return chainable ?
                    elems :

                    // Gets
                    bulk ?
                        fn.call(elems) :
                        length ? fn(elems[0], key) : emptyGet;
            },

            now: function () {
                return ( new Date() ).getTime();
            }
        });

        jQuery.ready.promise = function (obj) {
            if (!readyList) {

                readyList = jQuery.Deferred();

                // Catch cases where $(document).ready() is called after the
                // browser event has already occurred.
                if (document.readyState === "complete" || ( document.readyState !== "loading" && document.addEventListener )) {
                    // Handle it asynchronously to allow scripts the opportunity to delay ready
                    setTimeout(jQuery.ready, 1);

                    // Standards-based browsers support DOMContentLoaded
                } else if (document.addEventListener) {
                    // Use the handy event callback
                    document.addEventListener("DOMContentLoaded", DOMContentLoaded, false);

                    // A fallback to window.onload, that will always work
                    window.addEventListener("load", jQuery.ready, false);

                    // If IE event model is used
                } else {
                    // Ensure firing before onload, maybe late but safe also for iframes
                    document.attachEvent("onreadystatechange", DOMContentLoaded);

                    // A fallback to window.onload, that will always work
                    window.attachEvent("onload", jQuery.ready);

                    // If IE and not a frame
                    // continually check to see if the document is ready
                    var top = false;

                    try {
                        top = window.frameElement == null && document.documentElement;
                    } catch (e) {
                    }

                    if (top && top.doScroll) {
                        (function doScrollCheck() {
                            if (!jQuery.isReady) {

                                try {
                                    // Use the trick by Diego Perini
                                    // http://javascript.nwbox.com/IEContentLoaded/
                                    top.doScroll("left");
                                } catch (e) {
                                    return setTimeout(doScrollCheck, 50);
                                }

                                // and execute any waiting functions
                                jQuery.ready();
                            }
                        })();
                    }
                }
            }
            return readyList.promise(obj);
        };

        // Populate the class2type map
        jQuery.each("Boolean Number String Function Array Date RegExp Object".split(" "), function (i, name) {
            class2type["[object " + name + "]"] = name.toLowerCase();
        });

        // All jQuery objects should point back to these
        rootjQuery = jQuery(document);
        // String to Object options format cache
        var optionsCache = {};

        // Convert String-formatted options into Object-formatted ones and store in cache
        function createOptions(options) {
            var object = optionsCache[options] = {};
            jQuery.each(options.split(core_rspace), function (_, flag) {
                object[flag] = true;
            });
            return object;
        }

        /*
         * Create a callback list using the following parameters:
         *
         *	options: an optional list of space-separated options that will change how
         *			the callback list behaves or a more traditional option object
         *
         * By default a callback list will act like an event callback list and can be
         * "fired" multiple times.
         *
         * Possible options:
         *
         *	once:			will ensure the callback list can only be fired once (like a Deferred)
         *
         *	memory:			will keep track of previous values and will call any callback added
         *					after the list has been fired right away with the latest "memorized"
         *					values (like a Deferred)
         *
         *	unique:			will ensure a callback can only be added once (no duplicate in the list)
         *
         *	stopOnFalse:	interrupt callings when a callback returns false
         *
         */
        jQuery.Callbacks = function (options) {

            // Convert options from String-formatted to Object-formatted if needed
            // (we check in cache first)
            options = typeof options === "string" ?
                ( optionsCache[options] || createOptions(options) ) :
                jQuery.extend({}, options);

            var // Last fire value (for non-forgettable lists)
                memory,
                // Flag to know if list was already fired
                fired,
                // Flag to know if list is currently firing
                firing,
                // First callback to fire (used internally by add and fireWith)
                firingStart,
                // End of the loop when firing
                firingLength,
                // Index of currently firing callback (modified by remove if needed)
                firingIndex,
                // Actual callback list
                list = [],
                // Stack of fire calls for repeatable lists
                stack = !options.once && [],
                // Fire callbacks
                fire = function (data) {
                    memory = options.memory && data;
                    fired = true;
                    firingIndex = firingStart || 0;
                    firingStart = 0;
                    firingLength = list.length;
                    firing = true;
                    for (; list && firingIndex < firingLength; firingIndex++) {
                        if (list[firingIndex].apply(data[0], data[1]) === false && options.stopOnFalse) {
                            memory = false; // To prevent further calls using add
                            break;
                        }
                    }
                    firing = false;
                    if (list) {
                        if (stack) {
                            if (stack.length) {
                                fire(stack.shift());
                            }
                        } else if (memory) {
                            list = [];
                        } else {
                            self.disable();
                        }
                    }
                },
                // Actual Callbacks object
                self = {
                    // Add a callback or a collection of callbacks to the list
                    add: function () {
                        if (list) {
                            // First, we save the current length
                            var start = list.length;
                            (function add(args) {
                                jQuery.each(args, function (_, arg) {
                                    if (jQuery.isFunction(arg) && ( !options.unique || !self.has(arg) )) {
                                        list.push(arg);
                                    } else if (arg && arg.length) {
                                        // Inspect recursively
                                        add(arg);
                                    }
                                });
                            })(arguments);
                            // Do we need to add the callbacks to the
                            // current firing batch?
                            if (firing) {
                                firingLength = list.length;
                                // With memory, if we're not firing then
                                // we should call right away
                            } else if (memory) {
                                firingStart = start;
                                fire(memory);
                            }
                        }
                        return this;
                    },
                    // Remove a callback from the list
                    remove: function () {
                        if (list) {
                            jQuery.each(arguments, function (_, arg) {
                                var index;
                                while (( index = jQuery.inArray(arg, list, index) ) > -1) {
                                    list.splice(index, 1);
                                    // Handle firing indexes
                                    if (firing) {
                                        if (index <= firingLength) {
                                            firingLength--;
                                        }
                                        if (index <= firingIndex) {
                                            firingIndex--;
                                        }
                                    }
                                }
                            });
                        }
                        return this;
                    },
                    // Control if a given callback is in the list
                    has: function (fn) {
                        return jQuery.inArray(fn, list) > -1;
                    },
                    // Remove all callbacks from the list
                    empty: function () {
                        list = [];
                        return this;
                    },
                    // Have the list do nothing anymore
                    disable: function () {
                        list = stack = memory = undefined;
                        return this;
                    },
                    // Is it disabled?
                    disabled: function () {
                        return !list;
                    },
                    // Lock the list in its current state
                    lock: function () {
                        stack = undefined;
                        if (!memory) {
                            self.disable();
                        }
                        return this;
                    },
                    // Is it locked?
                    locked: function () {
                        return !stack;
                    },
                    // Call all callbacks with the given context and arguments
                    fireWith: function (context, args) {
                        args = args || [];
                        args = [context, args.slice ? args.slice() : args];
                        if (list && ( !fired || stack )) {
                            if (firing) {
                                stack.push(args);
                            } else {
                                fire(args);
                            }
                        }
                        return this;
                    },
                    // Call all the callbacks with the given arguments
                    fire: function () {
                        self.fireWith(this, arguments);
                        return this;
                    },
                    // To know if the callbacks have already been called at least once
                    fired: function () {
                        return !!fired;
                    }
                };

            return self;
        };
        jQuery.extend({

            Deferred: function (func) {
                var tuples = [
                        // action, add listener, listener list, final state
                        ["resolve", "done", jQuery.Callbacks("once memory"), "resolved"],
                        ["reject", "fail", jQuery.Callbacks("once memory"), "rejected"],
                        ["notify", "progress", jQuery.Callbacks("memory")]
                    ],
                    state = "pending",
                    promise = {
                        state: function () {
                            return state;
                        },
                        always: function () {
                            deferred.done(arguments).fail(arguments);
                            return this;
                        },
                        then: function (/* fnDone, fnFail, fnProgress */) {
                            var fns = arguments;
                            return jQuery.Deferred(function (newDefer) {
                                jQuery.each(tuples, function (i, tuple) {
                                    var action = tuple[0],
                                        fn = fns[i];
                                    // deferred[ done | fail | progress ] for forwarding actions to newDefer
                                    deferred[tuple[1]](jQuery.isFunction(fn) ?
                                        function () {
                                            var returned = fn.apply(this, arguments);
                                            if (returned && jQuery.isFunction(returned.promise)) {
                                                returned.promise()
                                                    .done(newDefer.resolve)
                                                    .fail(newDefer.reject)
                                                    .progress(newDefer.notify);
                                            } else {
                                                newDefer[action + "With"](this === deferred ? newDefer : this, [returned]);
                                            }
                                        } :
                                        newDefer[action]
                                    );
                                });
                                fns = null;
                            }).promise();
                        },
                        // Get a promise for this deferred
                        // If obj is provided, the promise aspect is added to the object
                        promise: function (obj) {
                            return typeof obj === "object" ? jQuery.extend(obj, promise) : promise;
                        }
                    },
                    deferred = {};

                // Keep pipe for back-compat
                promise.pipe = promise.then;

                // Add list-specific methods
                jQuery.each(tuples, function (i, tuple) {
                    var list = tuple[2],
                        stateString = tuple[3];

                    // promise[ done | fail | progress ] = list.add
                    promise[tuple[1]] = list.add;

                    // Handle state
                    if (stateString) {
                        list.add(function () {
                            // state = [ resolved | rejected ]
                            state = stateString;

                            // [ reject_list | resolve_list ].disable; progress_list.lock
                        }, tuples[i ^ 1][2].disable, tuples[2][2].lock);
                    }

                    // deferred[ resolve | reject | notify ] = list.fire
                    deferred[tuple[0]] = list.fire;
                    deferred[tuple[0] + "With"] = list.fireWith;
                });

                // Make the deferred a promise
                promise.promise(deferred);

                // Call given func if any
                if (func) {
                    func.call(deferred, deferred);
                }

                // All done!
                return deferred;
            },

            // Deferred helper
            when: function (subordinate /* , ..., subordinateN */) {
                var i = 0,
                    resolveValues = core_slice.call(arguments),
                    length = resolveValues.length,

                    // the count of uncompleted subordinates
                    remaining = length !== 1 || ( subordinate && jQuery.isFunction(subordinate.promise) ) ? length : 0,

                    // the master Deferred. If resolveValues consist of only a single Deferred, just use that.
                    deferred = remaining === 1 ? subordinate : jQuery.Deferred(),

                    // Update function for both resolve and progress values
                    updateFunc = function (i, contexts, values) {
                        return function (value) {
                            contexts[i] = this;
                            values[i] = arguments.length > 1 ? core_slice.call(arguments) : value;
                            if (values === progressValues) {
                                deferred.notifyWith(contexts, values);
                            } else if (!( --remaining )) {
                                deferred.resolveWith(contexts, values);
                            }
                        };
                    },

                    progressValues, progressContexts, resolveContexts;

                // add listeners to Deferred subordinates; treat others as resolved
                if (length > 1) {
                    progressValues = new Array(length);
                    progressContexts = new Array(length);
                    resolveContexts = new Array(length);
                    for (; i < length; i++) {
                        if (resolveValues[i] && jQuery.isFunction(resolveValues[i].promise)) {
                            resolveValues[i].promise()
                                .done(updateFunc(i, resolveContexts, resolveValues))
                                .fail(deferred.reject)
                                .progress(updateFunc(i, progressContexts, progressValues));
                        } else {
                            --remaining;
                        }
                    }
                }

                // if we're not waiting on anything, resolve the master
                if (!remaining) {
                    deferred.resolveWith(resolveContexts, resolveValues);
                }

                return deferred.promise();
            }
        });
        jQuery.support = (function () {

            var support,
                all,
                a,
                select,
                opt,
                input,
                fragment,
                eventName,
                i,
                isSupported,
                clickFn,
                div = document.createElement("div");

            // Preliminary tests
            div.setAttribute("className", "t");
            div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";

            all = div.getElementsByTagName("*");
            a = div.getElementsByTagName("a")[0];
            a.style.cssText = "top:1px;float:left;opacity:.5";

            // Can't get basic test support
            if (!all || !all.length || !a) {
                return {};
            }

            // First batch of supports tests
            select = document.createElement("select");
            opt = select.appendChild(document.createElement("option"));
            input = div.getElementsByTagName("input")[0];

            support = {
                // IE strips leading whitespace when .innerHTML is used
                leadingWhitespace: ( div.firstChild.nodeType === 3 ),

                // Make sure that tbody elements aren't automatically inserted
                // IE will insert them into empty tables
                tbody: !div.getElementsByTagName("tbody").length,

                // Make sure that link elements get serialized correctly by innerHTML
                // This requires a wrapper element in IE
                htmlSerialize: !!div.getElementsByTagName("link").length,

                // Get the style information from getAttribute
                // (IE uses .cssText instead)
                style: /top/.test(a.getAttribute("style")),

                // Make sure that URLs aren't manipulated
                // (IE normalizes it by default)
                hrefNormalized: ( a.getAttribute("href") === "/a" ),

                // Make sure that element opacity exists
                // (IE uses filter instead)
                // Use a regex to work around a WebKit issue. See #5145
                opacity: /^0.5/.test(a.style.opacity),

                // Verify style float existence
                // (IE uses styleFloat instead of cssFloat)
                cssFloat: !!a.style.cssFloat,

                // Make sure that if no value is specified for a checkbox
                // that it defaults to "on".
                // (WebKit defaults to "" instead)
                checkOn: ( input.value === "on" ),

                // Make sure that a selected-by-default option has a working selected property.
                // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
                optSelected: opt.selected,

                // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
                getSetAttribute: div.className !== "t",

                // Tests for enctype support on a form(#6743)
                enctype: !!document.createElement("form").enctype,

                // Makes sure cloning an html5 element does not cause problems
                // Where outerHTML is undefined, this still works
                html5Clone: document.createElement("nav").cloneNode(true).outerHTML !== "<:nav></:nav>",

                // jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode
                boxModel: ( document.compatMode === "CSS1Compat" ),

                // Will be defined later
                submitBubbles: true,
                changeBubbles: true,
                focusinBubbles: false,
                deleteExpando: true,
                noCloneEvent: true,
                inlineBlockNeedsLayout: false,
                shrinkWrapBlocks: false,
                reliableMarginRight: true,
                boxSizingReliable: true,
                pixelPosition: false
            };

            // Make sure checked status is properly cloned
            input.checked = true;
            support.noCloneChecked = input.cloneNode(true).checked;

            // Make sure that the options inside disabled selects aren't marked as disabled
            // (WebKit marks them as disabled)
            select.disabled = true;
            support.optDisabled = !opt.disabled;

            // Test to see if it's possible to delete an expando from an element
            // Fails in Internet Explorer
            try {
                delete div.test;
            } catch (e) {
                support.deleteExpando = false;
            }

            if (!div.addEventListener && div.attachEvent && div.fireEvent) {
                div.attachEvent("onclick", clickFn = function () {
                    // Cloning a node shouldn't copy over any
                    // bound event handlers (IE does this)
                    support.noCloneEvent = false;
                });
                div.cloneNode(true).fireEvent("onclick");
                div.detachEvent("onclick", clickFn);
            }

            // Check if a radio maintains its value
            // after being appended to the DOM
            input = document.createElement("input");
            input.value = "t";
            input.setAttribute("type", "radio");
            support.radioValue = input.value === "t";

            input.setAttribute("checked", "checked");

            // #11217 - WebKit loses check when the name is after the checked attribute
            input.setAttribute("name", "t");

            div.appendChild(input);
            fragment = document.createDocumentFragment();
            fragment.appendChild(div.lastChild);

            // WebKit doesn't clone checked state correctly in fragments
            support.checkClone = fragment.cloneNode(true).cloneNode(true).lastChild.checked;

            // Check if a disconnected checkbox will retain its checked
            // value of true after appended to the DOM (IE6/7)
            support.appendChecked = input.checked;

            fragment.removeChild(input);
            fragment.appendChild(div);

            // Technique from Juriy Zaytsev
            // http://perfectionkills.com/detecting-event-support-without-browser-sniffing/
            // We only care about the case where non-standard event systems
            // are used, namely in IE. Short-circuiting here helps us to
            // avoid an eval call (in setAttribute) which can cause CSP
            // to go haywire. See: https://developer.mozilla.org/en/Security/CSP
            if (div.attachEvent) {
                for (i in {
                    submit: true,
                    change: true,
                    focusin: true
                }) {
                    eventName = "on" + i;
                    isSupported = ( eventName in div );
                    if (!isSupported) {
                        div.setAttribute(eventName, "return;");
                        isSupported = ( typeof div[eventName] === "function" );
                    }
                    support[i + "Bubbles"] = isSupported;
                }
            }

            // Run tests that need a body at doc ready
            jQuery(function () {
                var container, div, tds, marginDiv,
                    divReset = "padding:0;margin:0;border:0;display:block;overflow:hidden;",
                    body = document.getElementsByTagName("body")[0];

                if (!body) {
                    // Return for frameset docs that don't have a body
                    return;
                }

                container = document.createElement("div");
                container.style.cssText = "visibility:hidden;border:0;width:0;height:0;position:static;top:0;margin-top:1px";
                body.insertBefore(container, body.firstChild);

                // Construct the test element
                div = document.createElement("div");
                container.appendChild(div);

                // Check if table cells still have offsetWidth/Height when they are set
                // to display:none and there are still other visible table cells in a
                // table row; if so, offsetWidth/Height are not reliable for use when
                // determining if an element has been hidden directly using
                // display:none (it is still safe to use offsets if a parent element is
                // hidden; don safety goggles and see bug #4512 for more information).
                // (only IE 8 fails this test)
                div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
                tds = div.getElementsByTagName("td");
                tds[0].style.cssText = "padding:0;margin:0;border:0;display:none";
                isSupported = ( tds[0].offsetHeight === 0 );

                tds[0].style.display = "";
                tds[1].style.display = "none";

                // Check if empty table cells still have offsetWidth/Height
                // (IE <= 8 fail this test)
                support.reliableHiddenOffsets = isSupported && ( tds[0].offsetHeight === 0 );

                // Check box-sizing and margin behavior
                div.innerHTML = "";
                div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;";
                support.boxSizing = ( div.offsetWidth === 4 );
                support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 );

                // NOTE: To any future maintainer, window.getComputedStyle was used here
                // instead of getComputedStyle because it gave a better gzip size.
                // The difference between window.getComputedStyle and getComputedStyle is
                // 7 bytes
                if (window.getComputedStyle) {
                    support.pixelPosition = ( window.getComputedStyle(div, null) || {} ).top !== "1%";
                    support.boxSizingReliable = ( window.getComputedStyle(div, null) || {width: "4px"} ).width === "4px";

                    // Check if div with explicit width and no margin-right incorrectly
                    // gets computed margin-right based on width of container. For more
                    // info see bug #3333
                    // Fails in WebKit before Feb 2011 nightlies
                    // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
                    marginDiv = document.createElement("div");
                    marginDiv.style.cssText = div.style.cssText = divReset;
                    marginDiv.style.marginRight = marginDiv.style.width = "0";
                    div.style.width = "1px";
                    div.appendChild(marginDiv);
                    support.reliableMarginRight = !parseFloat(( window.getComputedStyle(marginDiv, null) || {} ).marginRight);
                }

                if (typeof div.style.zoom !== "undefined") {
                    // Check if natively block-level elements act like inline-block
                    // elements when setting their display to 'inline' and giving
                    // them layout
                    // (IE < 8 does this)
                    div.innerHTML = "";
                    div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1";
                    support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );

                    // Check if elements with layout shrink-wrap their children
                    // (IE 6 does this)
                    div.style.display = "block";
                    div.style.overflow = "visible";
                    div.innerHTML = "<div></div>";
                    div.firstChild.style.width = "5px";
                    support.shrinkWrapBlocks = ( div.offsetWidth !== 3 );

                    container.style.zoom = 1;
                }

                // Null elements to avoid leaks in IE
                body.removeChild(container);
                container = div = tds = marginDiv = null;
            });

            // Null elements to avoid leaks in IE
            fragment.removeChild(div);
            all = a = select = opt = input = fragment = div = null;

            return support;
        })();
        var rbrace = /^(?:\{.*\}|\[.*\])$/,
            rmultiDash = /([A-Z])/g;

        jQuery.extend({
            cache: {},

            deletedIds: [],

            // Please use with caution
            uuid: 0,

            // Unique for each copy of jQuery on the page
            // Non-digits removed to match rinlinejQuery
            expando: "jQuery" + ( jQuery.fn.jquery + Math.random() ).replace(/\D/g, ""),

            // The following elements throw uncatchable exceptions if you
            // attempt to add expando properties to them.
            noData: {
                "embed": true,
                // Ban all objects except for Flash (which handle expandos)
                "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000",
                "applet": true
            },

            hasData: function (elem) {
                elem = elem.nodeType ? jQuery.cache[elem[jQuery.expando]] : elem[jQuery.expando];
                return !!elem && !isEmptyDataObject(elem);
            },

            data: function (elem, name, data, pvt /* Internal Use Only */) {
                if (!jQuery.acceptData(elem)) {
                    return;
                }

                var thisCache, ret,
                    internalKey = jQuery.expando,
                    getByName = typeof name === "string",

                    // We have to handle DOM nodes and JS objects differently because IE6-7
                    // can't GC object references properly across the DOM-JS boundary
                    isNode = elem.nodeType,

                    // Only DOM nodes need the global jQuery cache; JS object data is
                    // attached directly to the object so GC can occur automatically
                    cache = isNode ? jQuery.cache : elem,

                    // Only defining an ID for JS objects if its cache already exists allows
                    // the code to shortcut on the same path as a DOM node with no cache
                    id = isNode ? elem[internalKey] : elem[internalKey] && internalKey;

                // Avoid doing any more work than we need to when trying to get data on an
                // object that has no data at all
                if ((!id || !cache[id] || (!pvt && !cache[id].data)) && getByName && data === undefined) {
                    return;
                }

                if (!id) {
                    // Only DOM nodes need a new unique ID for each element since their data
                    // ends up in the global cache
                    if (isNode) {
                        elem[internalKey] = id = jQuery.deletedIds.pop() || ++jQuery.uuid;
                    } else {
                        id = internalKey;
                    }
                }

                if (!cache[id]) {
                    cache[id] = {};

                    // Avoids exposing jQuery metadata on plain JS objects when the object
                    // is serialized using JSON.stringify
                    if (!isNode) {
                        cache[id].toJSON = jQuery.noop;
                    }
                }

                // An object can be passed to jQuery.data instead of a key/value pair; this gets
                // shallow copied over onto the existing cache
                if (typeof name === "object" || typeof name === "function") {
                    if (pvt) {
                        cache[id] = jQuery.extend(cache[id], name);
                    } else {
                        cache[id].data = jQuery.extend(cache[id].data, name);
                    }
                }

                thisCache = cache[id];

                // jQuery data() is stored in a separate object inside the object's internal data
                // cache in order to avoid key collisions between internal data and user-defined
                // data.
                if (!pvt) {
                    if (!thisCache.data) {
                        thisCache.data = {};
                    }

                    thisCache = thisCache.data;
                }

                if (data !== undefined) {
                    thisCache[jQuery.camelCase(name)] = data;
                }

                // Check for both converted-to-camel and non-converted data property names
                // If a data property was specified
                if (getByName) {

                    // First Try to find as-is property data
                    ret = thisCache[name];

                    // Test for null|undefined property data
                    if (ret == null) {

                        // Try to find the camelCased property
                        ret = thisCache[jQuery.camelCase(name)];
                    }
                } else {
                    ret = thisCache;
                }

                return ret;
            },

            removeData: function (elem, name, pvt /* Internal Use Only */) {
                if (!jQuery.acceptData(elem)) {
                    return;
                }

                var thisCache, i, l,

                    isNode = elem.nodeType,

                    // See jQuery.data for more information
                    cache = isNode ? jQuery.cache : elem,
                    id = isNode ? elem[jQuery.expando] : jQuery.expando;

                // If there is already no cache entry for this object, there is no
                // purpose in continuing
                if (!cache[id]) {
                    return;
                }

                if (name) {

                    thisCache = pvt ? cache[id] : cache[id].data;

                    if (thisCache) {

                        // Support array or space separated string names for data keys
                        if (!jQuery.isArray(name)) {

                            // try the string as a key before any manipulation
                            if (name in thisCache) {
                                name = [name];
                            } else {

                                // split the camel cased version by spaces unless a key with the spaces exists
                                name = jQuery.camelCase(name);
                                if (name in thisCache) {
                                    name = [name];
                                } else {
                                    name = name.split(" ");
                                }
                            }
                        }

                        for (i = 0, l = name.length; i < l; i++) {
                            delete thisCache[name[i]];
                        }

                        // If there is no data left in the cache, we want to continue
                        // and let the cache object itself get destroyed
                        if (!( pvt ? isEmptyDataObject : jQuery.isEmptyObject )(thisCache)) {
                            return;
                        }
                    }
                }

                // See jQuery.data for more information
                if (!pvt) {
                    delete cache[id].data;

                    // Don't destroy the parent cache unless the internal data object
                    // had been the only thing left in it
                    if (!isEmptyDataObject(cache[id])) {
                        return;
                    }
                }

                // Destroy the cache
                if (isNode) {
                    jQuery.cleanData([elem], true);

                    // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
                } else if (jQuery.support.deleteExpando || cache != cache.window) {
                    delete cache[id];

                    // When all else fails, null
                } else {
                    cache[id] = null;
                }
            },

            // For internal use only.
            _data: function (elem, name, data) {
                return jQuery.data(elem, name, data, true);
            },

            // A method for determining if a DOM node can handle the data expando
            acceptData: function (elem) {
                var noData = elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()];

                // nodes accept data unless otherwise specified; rejection can be conditional
                return !noData || noData !== true && elem.getAttribute("classid") === noData;
            }
        });

        jQuery.fn.extend({
            data: function (key, value) {
                var parts, part, attr, name, l,
                    elem = this[0],
                    i = 0,
                    data = null;

                // Gets all values
                if (key === undefined) {
                    if (this.length) {
                        data = jQuery.data(elem);

                        if (elem.nodeType === 1 && !jQuery._data(elem, "parsedAttrs")) {
                            attr = elem.attributes;
                            for (l = attr.length; i < l; i++) {
                                name = attr[i].name;

                                if (name.indexOf("data-") === 0) {
                                    name = jQuery.camelCase(name.substring(5));

                                    dataAttr(elem, name, data[name]);
                                }
                            }
                            jQuery._data(elem, "parsedAttrs", true);
                        }
                    }

                    return data;
                }

                // Sets multiple values
                if (typeof key === "object") {
                    return this.each(function () {
                        jQuery.data(this, key);
                    });
                }

                parts = key.split(".", 2);
                parts[1] = parts[1] ? "." + parts[1] : "";
                part = parts[1] + "!";

                return jQuery.access(this, function (value) {

                    if (value === undefined) {
                        data = this.triggerHandler("getData" + part, [parts[0]]);

                        // Try to fetch any internally stored data first
                        if (data === undefined && elem) {
                            data = jQuery.data(elem, key);
                            data = dataAttr(elem, key, data);
                        }

                        return data === undefined && parts[1] ?
                            this.data(parts[0]) :
                            data;
                    }

                    parts[1] = value;
                    this.each(function () {
                        var self = jQuery(this);

                        self.triggerHandler("setData" + part, parts);
                        jQuery.data(this, key, value);
                        self.triggerHandler("changeData" + part, parts);
                    });
                }, null, value, arguments.length > 1, null, false);
            },

            removeData: function (key) {
                return this.each(function () {
                    jQuery.removeData(this, key);
                });
            }
        });

        function dataAttr(elem, key, data) {
            // If nothing was found internally, try to fetch any
            // data from the HTML5 data-* attribute
            if (data === undefined && elem.nodeType === 1) {

                var name = "data-" + key.replace(rmultiDash, "-$1").toLowerCase();

                data = elem.getAttribute(name);

                if (typeof data === "string") {
                    try {
                        data = data === "true" ? true :
                            data === "false" ? false :
                                data === "null" ? null :
                                    // Only convert to a number if it doesn't change the string
                                    +data + "" === data ? +data :
                                        rbrace.test(data) ? jQuery.parseJSON(data) :
                                            data;
                    } catch (e) {
                    }

                    // Make sure we set the data so it isn't changed later
                    jQuery.data(elem, key, data);

                } else {
                    data = undefined;
                }
            }

            return data;
        }

        // checks a cache object for emptiness
        function isEmptyDataObject(obj) {
            var name;
            for (name in obj) {

                // if the public data object is empty, the private is still empty
                if (name === "data" && jQuery.isEmptyObject(obj[name])) {
                    continue;
                }
                if (name !== "toJSON") {
                    return false;
                }
            }

            return true;
        }

        jQuery.extend({
            queue: function (elem, type, data) {
                var queue;

                if (elem) {
                    type = ( type || "fx" ) + "queue";
                    queue = jQuery._data(elem, type);

                    // Speed up dequeue by getting out quickly if this is just a lookup
                    if (data) {
                        if (!queue || jQuery.isArray(data)) {
                            queue = jQuery._data(elem, type, jQuery.makeArray(data));
                        } else {
                            queue.push(data);
                        }
                    }
                    return queue || [];
                }
            },

            dequeue: function (elem, type) {
                type = type || "fx";

                var queue = jQuery.queue(elem, type),
                    fn = queue.shift(),
                    hooks = jQuery._queueHooks(elem, type),
                    next = function () {
                        jQuery.dequeue(elem, type);
                    };

                // If the fx queue is dequeued, always remove the progress sentinel
                if (fn === "inprogress") {
                    fn = queue.shift();
                }

                if (fn) {

                    // Add a progress sentinel to prevent the fx queue from being
                    // automatically dequeued
                    if (type === "fx") {
                        queue.unshift("inprogress");
                    }

                    // clear up the last queue stop function
                    delete hooks.stop;
                    fn.call(elem, next, hooks);
                }
                if (!queue.length && hooks) {
                    hooks.empty.fire();
                }
            },

            // not intended for public consumption - generates a queueHooks object, or returns the current one
            _queueHooks: function (elem, type) {
                var key = type + "queueHooks";
                return jQuery._data(elem, key) || jQuery._data(elem, key, {
                        empty: jQuery.Callbacks("once memory").add(function () {
                            jQuery.removeData(elem, type + "queue", true);
                            jQuery.removeData(elem, key, true);
                        })
                    });
            }
        });

        jQuery.fn.extend({
            queue: function (type, data) {
                var setter = 2;

                if (typeof type !== "string") {
                    data = type;
                    type = "fx";
                    setter--;
                }

                if (arguments.length < setter) {
                    return jQuery.queue(this[0], type);
                }

                return data === undefined ?
                    this :
                    this.each(function () {
                        var queue = jQuery.queue(this, type, data);

                        // ensure a hooks for this queue
                        jQuery._queueHooks(this, type);

                        if (type === "fx" && queue[0] !== "inprogress") {
                            jQuery.dequeue(this, type);
                        }
                    });
            },
            dequeue: function (type) {
                return this.each(function () {
                    jQuery.dequeue(this, type);
                });
            },
            // Based off of the plugin by Clint Helfers, with permission.
            // http://blindsignals.com/index.php/2009/07/jquery-delay/
            delay: function (time, type) {
                time = jQuery.fx ? jQuery.fx.speeds[time] || time : time;
                type = type || "fx";

                return this.queue(type, function (next, hooks) {
                    var timeout = setTimeout(next, time);
                    hooks.stop = function () {
                        clearTimeout(timeout);
                    };
                });
            },
            clearQueue: function (type) {
                return this.queue(type || "fx", []);
            },
            // Get a promise resolved when queues of a certain type
            // are emptied (fx is the type by default)
            promise: function (type, obj) {
                var tmp,
                    count = 1,
                    defer = jQuery.Deferred(),
                    elements = this,
                    i = this.length,
                    resolve = function () {
                        if (!( --count )) {
                            defer.resolveWith(elements, [elements]);
                        }
                    };

                if (typeof type !== "string") {
                    obj = type;
                    type = undefined;
                }
                type = type || "fx";

                while (i--) {
                    if ((tmp = jQuery._data(elements[i], type + "queueHooks")) && tmp.empty) {
                        count++;
                        tmp.empty.add(resolve);
                    }
                }
                resolve();
                return defer.promise(obj);
            }
        });
        var nodeHook, boolHook, fixSpecified,
            rclass = /[\t\r\n]/g,
            rreturn = /\r/g,
            rtype = /^(?:button|input)$/i,
            rfocusable = /^(?:button|input|object|select|textarea)$/i,
            rclickable = /^a(?:rea|)$/i,
            rboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i,
            getSetAttribute = jQuery.support.getSetAttribute;

        jQuery.fn.extend({
            attr: function (name, value) {
                return jQuery.access(this, jQuery.attr, name, value, arguments.length > 1);
            },

            removeAttr: function (name) {
                return this.each(function () {
                    jQuery.removeAttr(this, name);
                });
            },

            prop: function (name, value) {
                return jQuery.access(this, jQuery.prop, name, value, arguments.length > 1);
            },

            removeProp: function (name) {
                name = jQuery.propFix[name] || name;
                return this.each(function () {
                    // try/catch handles cases where IE balks (such as removing a property on window)
                    try {
                        this[name] = undefined;
                        delete this[name];
                    } catch (e) {
                    }
                });
            },

            addClass: function (value) {
                var classNames, i, l, elem,
                    setClass, c, cl;

                if (jQuery.isFunction(value)) {
                    return this.each(function (j) {
                        jQuery(this).addClass(value.call(this, j, this.className));
                    });
                }

                if (value && typeof value === "string") {
                    classNames = value.split(core_rspace);

                    for (i = 0, l = this.length; i < l; i++) {
                        elem = this[i];

                        if (elem.nodeType === 1) {
                            if (!elem.className && classNames.length === 1) {
                                elem.className = value;

                            } else {
                                setClass = " " + elem.className + " ";

                                for (c = 0, cl = classNames.length; c < cl; c++) {
                                    if (!~setClass.indexOf(" " + classNames[c] + " ")) {
                                        setClass += classNames[c] + " ";
                                    }
                                }
                                elem.className = jQuery.trim(setClass);
                            }
                        }
                    }
                }

                return this;
            },

            removeClass: function (value) {
                var removes, className, elem, c, cl, i, l;

                if (jQuery.isFunction(value)) {
                    return this.each(function (j) {
                        jQuery(this).removeClass(value.call(this, j, this.className));
                    });
                }
                if ((value && typeof value === "string") || value === undefined) {
                    removes = ( value || "" ).split(core_rspace);

                    for (i = 0, l = this.length; i < l; i++) {
                        elem = this[i];
                        if (elem.nodeType === 1 && elem.className) {

                            className = (" " + elem.className + " ").replace(rclass, " ");

                            // loop over each item in the removal list
                            for (c = 0, cl = removes.length; c < cl; c++) {
                                // Remove until there is nothing to remove,
                                while (className.indexOf(" " + removes[c] + " ") > -1) {
                                    className = className.replace(" " + removes[c] + " ", " ");
                                }
                            }
                            elem.className = value ? jQuery.trim(className) : "";
                        }
                    }
                }

                return this;
            },

            toggleClass: function (value, stateVal) {
                var type = typeof value,
                    isBool = typeof stateVal === "boolean";

                if (jQuery.isFunction(value)) {
                    return this.each(function (i) {
                        jQuery(this).toggleClass(value.call(this, i, this.className, stateVal), stateVal);
                    });
                }

                return this.each(function () {
                    if (type === "string") {
                        // toggle individual class names
                        var className,
                            i = 0,
                            self = jQuery(this),
                            state = stateVal,
                            classNames = value.split(core_rspace);

                        while ((className = classNames[i++])) {
                            // check each className given, space separated list
                            state = isBool ? state : !self.hasClass(className);
                            self[state ? "addClass" : "removeClass"](className);
                        }

                    } else if (type === "undefined" || type === "boolean") {
                        if (this.className) {
                            // store className if set
                            jQuery._data(this, "__className__", this.className);
                        }

                        // toggle whole className
                        this.className = this.className || value === false ? "" : jQuery._data(this, "__className__") || "";
                    }
                });
            },

            hasClass: function (selector) {
                var className = " " + selector + " ",
                    i = 0,
                    l = this.length;
                for (; i < l; i++) {
                    if (this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf(className) > -1) {
                        return true;
                    }
                }

                return false;
            },

            val: function (value) {
                var hooks, ret, isFunction,
                    elem = this[0];

                if (!arguments.length) {
                    if (elem) {
                        hooks = jQuery.valHooks[elem.type] || jQuery.valHooks[elem.nodeName.toLowerCase()];

                        if (hooks && "get" in hooks && (ret = hooks.get(elem, "value")) !== undefined) {
                            return ret;
                        }

                        ret = elem.value;

                        return typeof ret === "string" ?
                            // handle most common string cases
                            ret.replace(rreturn, "") :
                            // handle cases where value is null/undef or number
                            ret == null ? "" : ret;
                    }

                    return;
                }

                isFunction = jQuery.isFunction(value);

                return this.each(function (i) {
                    var val,
                        self = jQuery(this);

                    if (this.nodeType !== 1) {
                        return;
                    }

                    if (isFunction) {
                        val = value.call(this, i, self.val());
                    } else {
                        val = value;
                    }

                    // Treat null/undefined as ""; convert numbers to string
                    if (val == null) {
                        val = "";
                    } else if (typeof val === "number") {
                        val += "";
                    } else if (jQuery.isArray(val)) {
                        val = jQuery.map(val, function (value) {
                            return value == null ? "" : value + "";
                        });
                    }

                    hooks = jQuery.valHooks[this.type] || jQuery.valHooks[this.nodeName.toLowerCase()];

                    // If set returns undefined, fall back to normal setting
                    if (!hooks || !("set" in hooks) || hooks.set(this, val, "value") === undefined) {
                        this.value = val;
                    }
                });
            }
        });

        jQuery.extend({
            valHooks: {
                option: {
                    get: function (elem) {
                        // attributes.value is undefined in Blackberry 4.7 but
                        // uses .value. See #6932
                        var val = elem.attributes.value;
                        return !val || val.specified ? elem.value : elem.text;
                    }
                },
                select: {
                    get: function (elem) {
                        var value, i, max, option,
                            index = elem.selectedIndex,
                            values = [],
                            options = elem.options,
                            one = elem.type === "select-one";

                        // Nothing was selected
                        if (index < 0) {
                            return null;
                        }

                        // Loop through all the selected options
                        i = one ? index : 0;
                        max = one ? index + 1 : options.length;
                        for (; i < max; i++) {
                            option = options[i];

                            // Don't return options that are disabled or in a disabled optgroup
                            if (option.selected && (jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null) &&
                                (!option.parentNode.disabled || !jQuery.nodeName(option.parentNode, "optgroup"))) {

                                // Get the specific value for the option
                                value = jQuery(option).val();

                                // We don't need an array for one selects
                                if (one) {
                                    return value;
                                }

                                // Multi-Selects return an array
                                values.push(value);
                            }
                        }

                        // Fixes Bug #2551 -- select.val() broken in IE after form.reset()
                        if (one && !values.length && options.length) {
                            return jQuery(options[index]).val();
                        }

                        return values;
                    },

                    set: function (elem, value) {
                        var values = jQuery.makeArray(value);

                        jQuery(elem).find("option").each(function () {
                            this.selected = jQuery.inArray(jQuery(this).val(), values) >= 0;
                        });

                        if (!values.length) {
                            elem.selectedIndex = -1;
                        }
                        return values;
                    }
                }
            },

            // Unused in 1.8, left in so attrFn-stabbers won't die; remove in 1.9
            attrFn: {},

            attr: function (elem, name, value, pass) {
                var ret, hooks, notxml,
                    nType = elem.nodeType;

                // don't get/set attributes on text, comment and attribute nodes
                if (!elem || nType === 3 || nType === 8 || nType === 2) {
                    return;
                }

                if (pass && jQuery.isFunction(jQuery.fn[name])) {
                    return jQuery(elem)[name](value);
                }

                // Fallback to prop when attributes are not supported
                if (typeof elem.getAttribute === "undefined") {
                    return jQuery.prop(elem, name, value);
                }

                notxml = nType !== 1 || !jQuery.isXMLDoc(elem);

                // All attributes are lowercase
                // Grab necessary hook if one is defined
                if (notxml) {
                    name = name.toLowerCase();
                    hooks = jQuery.attrHooks[name] || ( rboolean.test(name) ? boolHook : nodeHook );
                }

                if (value !== undefined) {

                    if (value === null) {
                        jQuery.removeAttr(elem, name);
                        return;

                    } else if (hooks && "set" in hooks && notxml && (ret = hooks.set(elem, value, name)) !== undefined) {
                        return ret;

                    } else {
                        elem.setAttribute(name, "" + value);
                        return value;
                    }

                } else if (hooks && "get" in hooks && notxml && (ret = hooks.get(elem, name)) !== null) {
                    return ret;

                } else {

                    ret = elem.getAttribute(name);

                    // Non-existent attributes return null, we normalize to undefined
                    return ret === null ?
                        undefined :
                        ret;
                }
            },

            removeAttr: function (elem, value) {
                var propName, attrNames, name, isBool,
                    i = 0;

                if (value && elem.nodeType === 1) {

                    attrNames = value.split(core_rspace);

                    for (; i < attrNames.length; i++) {
                        name = attrNames[i];

                        if (name) {
                            propName = jQuery.propFix[name] || name;
                            isBool = rboolean.test(name);

                            // See #9699 for explanation of this approach (setting first, then removal)
                            // Do not do this for boolean attributes (see #10870)
                            if (!isBool) {
                                jQuery.attr(elem, name, "");
                            }
                            elem.removeAttribute(getSetAttribute ? name : propName);

                            // Set corresponding property to false for boolean attributes
                            if (isBool && propName in elem) {
                                elem[propName] = false;
                            }
                        }
                    }
                }
            },

            attrHooks: {
                type: {
                    set: function (elem, value) {
                        // We can't allow the type property to be changed (since it causes problems in IE)
                        if (rtype.test(elem.nodeName) && elem.parentNode) {
                            jQuery.error("type property can't be changed");
                        } else if (!jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input")) {
                            // Setting the type on a radio button after the value resets the value in IE6-9
                            // Reset value to it's default in case type is set after value
                            // This is for element creation
                            var val = elem.value;
                            elem.setAttribute("type", value);
                            if (val) {
                                elem.value = val;
                            }
                            return value;
                        }
                    }
                },
                // Use the value property for back compat
                // Use the nodeHook for button elements in IE6/7 (#1954)
                value: {
                    get: function (elem, name) {
                        if (nodeHook && jQuery.nodeName(elem, "button")) {
                            return nodeHook.get(elem, name);
                        }
                        return name in elem ?
                            elem.value :
                            null;
                    },
                    set: function (elem, value, name) {
                        if (nodeHook && jQuery.nodeName(elem, "button")) {
                            return nodeHook.set(elem, value, name);
                        }
                        // Does not return so that setAttribute is also used
                        elem.value = value;
                    }
                }
            },

            propFix: {
                tabindex: "tabIndex",
                readonly: "readOnly",
                "for": "htmlFor",
                "class": "className",
                maxlength: "maxLength",
                cellspacing: "cellSpacing",
                cellpadding: "cellPadding",
                rowspan: "rowSpan",
                colspan: "colSpan",
                usemap: "useMap",
                frameborder: "frameBorder",
                contenteditable: "contentEditable"
            },

            prop: function (elem, name, value) {
                var ret, hooks, notxml,
                    nType = elem.nodeType;

                // don't get/set properties on text, comment and attribute nodes
                if (!elem || nType === 3 || nType === 8 || nType === 2) {
                    return;
                }

                notxml = nType !== 1 || !jQuery.isXMLDoc(elem);

                if (notxml) {
                    // Fix name and attach hooks
                    name = jQuery.propFix[name] || name;
                    hooks = jQuery.propHooks[name];
                }

                if (value !== undefined) {
                    if (hooks && "set" in hooks && (ret = hooks.set(elem, value, name)) !== undefined) {
                        return ret;

                    } else {
                        return ( elem[name] = value );
                    }

                } else {
                    if (hooks && "get" in hooks && (ret = hooks.get(elem, name)) !== null) {
                        return ret;

                    } else {
                        return elem[name];
                    }
                }
            },

            propHooks: {
                tabIndex: {
                    get: function (elem) {
                        // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
                        // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
                        var attributeNode = elem.getAttributeNode("tabindex");

                        return attributeNode && attributeNode.specified ?
                            parseInt(attributeNode.value, 10) :
                            rfocusable.test(elem.nodeName) || rclickable.test(elem.nodeName) && elem.href ?
                                0 :
                                undefined;
                    }
                }
            }
        });

        // Hook for boolean attributes
        boolHook = {
            get: function (elem, name) {
                // Align boolean attributes with corresponding properties
                // Fall back to attribute presence where some booleans are not supported
                var attrNode,
                    property = jQuery.prop(elem, name);
                return property === true || typeof property !== "boolean" && ( attrNode = elem.getAttributeNode(name) ) && attrNode.nodeValue !== false ?
                    name.toLowerCase() :
                    undefined;
            },
            set: function (elem, value, name) {
                var propName;
                if (value === false) {
                    // Remove boolean attributes when set to false
                    jQuery.removeAttr(elem, name);
                } else {
                    // value is true since we know at this point it's type boolean and not false
                    // Set boolean attributes to the same name and set the DOM property
                    propName = jQuery.propFix[name] || name;
                    if (propName in elem) {
                        // Only set the IDL specifically if it already exists on the element
                        elem[propName] = true;
                    }

                    elem.setAttribute(name, name.toLowerCase());
                }
                return name;
            }
        };

        // IE6/7 do not support getting/setting some attributes with get/setAttribute
        if (!getSetAttribute) {

            fixSpecified = {
                name: true,
                id: true,
                coords: true
            };

            // Use this for any attribute in IE6/7
            // This fixes almost every IE6/7 issue
            nodeHook = jQuery.valHooks.button = {
                get: function (elem, name) {
                    var ret;
                    ret = elem.getAttributeNode(name);
                    return ret && ( fixSpecified[name] ? ret.value !== "" : ret.specified ) ?
                        ret.value :
                        undefined;
                },
                set: function (elem, value, name) {
                    // Set the existing or create a new attribute node
                    var ret = elem.getAttributeNode(name);
                    if (!ret) {
                        ret = document.createAttribute(name);
                        elem.setAttributeNode(ret);
                    }
                    return ( ret.value = value + "" );
                }
            };

            // Set width and height to auto instead of 0 on empty string( Bug #8150 )
            // This is for removals
            jQuery.each(["width", "height"], function (i, name) {
                jQuery.attrHooks[name] = jQuery.extend(jQuery.attrHooks[name], {
                    set: function (elem, value) {
                        if (value === "") {
                            elem.setAttribute(name, "auto");
                            return value;
                        }
                    }
                });
            });

            // Set contenteditable to false on removals(#10429)
            // Setting to empty string throws an error as an invalid value
            jQuery.attrHooks.contenteditable = {
                get: nodeHook.get,
                set: function (elem, value, name) {
                    if (value === "") {
                        value = "false";
                    }
                    nodeHook.set(elem, value, name);
                }
            };
        }


        // Some attributes require a special call on IE
        if (!jQuery.support.hrefNormalized) {
            jQuery.each(["href", "src", "width", "height"], function (i, name) {
                jQuery.attrHooks[name] = jQuery.extend(jQuery.attrHooks[name], {
                    get: function (elem) {
                        var ret = elem.getAttribute(name, 2);
                        return ret === null ? undefined : ret;
                    }
                });
            });
        }

        if (!jQuery.support.style) {
            jQuery.attrHooks.style = {
                get: function (elem) {
                    // Return undefined in the case of empty string
                    // Normalize to lowercase since IE uppercases css property names
                    return elem.style.cssText.toLowerCase() || undefined;
                },
                set: function (elem, value) {
                    return ( elem.style.cssText = "" + value );
                }
            };
        }

        // Safari mis-reports the default selected property of an option
        // Accessing the parent's selectedIndex property fixes it
        if (!jQuery.support.optSelected) {
            jQuery.propHooks.selected = jQuery.extend(jQuery.propHooks.selected, {
                get: function (elem) {
                    var parent = elem.parentNode;

                    if (parent) {
                        parent.selectedIndex;

                        // Make sure that it also works with optgroups, see #5701
                        if (parent.parentNode) {
                            parent.parentNode.selectedIndex;
                        }
                    }
                    return null;
                }
            });
        }

        // IE6/7 call enctype encoding
        if (!jQuery.support.enctype) {
            jQuery.propFix.enctype = "encoding";
        }

        // Radios and checkboxes getter/setter
        if (!jQuery.support.checkOn) {
            jQuery.each(["radio", "checkbox"], function () {
                jQuery.valHooks[this] = {
                    get: function (elem) {
                        // Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified
                        return elem.getAttribute("value") === null ? "on" : elem.value;
                    }
                };
            });
        }
        jQuery.each(["radio", "checkbox"], function () {
            jQuery.valHooks[this] = jQuery.extend(jQuery.valHooks[this], {
                set: function (elem, value) {
                    if (jQuery.isArray(value)) {
                        return ( elem.checked = jQuery.inArray(jQuery(elem).val(), value) >= 0 );
                    }
                }
            });
        });
        var rformElems = /^(?:textarea|input|select)$/i,
            rtypenamespace = /^([^\.]*|)(?:\.(.+)|)$/,
            rhoverHack = /(?:^|\s)hover(\.\S+|)\b/,
            rkeyEvent = /^key/,
            rmouseEvent = /^(?:mouse|contextmenu)|click/,
            rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
            hoverHack = function (events) {
                return jQuery.event.special.hover ? events : events.replace(rhoverHack, "mouseenter$1 mouseleave$1");
            };

        /*
         * Helper functions for managing events -- not part of the public interface.
         * Props to Dean Edwards' addEvent library for many of the ideas.
         */
        jQuery.event = {

            add: function (elem, types, handler, data, selector) {

                var elemData, eventHandle, events,
                    t, tns, type, namespaces, handleObj,
                    handleObjIn, handlers, special;

                // Don't attach events to noData or text/comment nodes (allow plain objects tho)
                if (elem.nodeType === 3 || elem.nodeType === 8 || !types || !handler || !(elemData = jQuery._data(elem))) {
                    return;
                }

                // Caller can pass in an object of custom data in lieu of the handler
                if (handler.handler) {
                    handleObjIn = handler;
                    handler = handleObjIn.handler;
                    selector = handleObjIn.selector;
                }

                // Make sure that the handler has a unique ID, used to find/remove it later
                if (!handler.guid) {
                    handler.guid = jQuery.guid++;
                }

                // Init the element's event structure and main handler, if this is the first
                events = elemData.events;
                if (!events) {
                    elemData.events = events = {};
                }
                eventHandle = elemData.handle;
                if (!eventHandle) {
                    elemData.handle = eventHandle = function (e) {
                        // Discard the second event of a jQuery.event.trigger() and
                        // when an event is called after a page has unloaded
                        return typeof jQuery !== "undefined" && (!e || jQuery.event.triggered !== e.type) ?
                            jQuery.event.dispatch.apply(eventHandle.elem, arguments) :
                            undefined;
                    };
                    // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
                    eventHandle.elem = elem;
                }

                // Handle multiple events separated by a space
                // jQuery(...).bind("mouseover mouseout", fn);
                types = jQuery.trim(hoverHack(types)).split(" ");
                for (t = 0; t < types.length; t++) {

                    tns = rtypenamespace.exec(types[t]) || [];
                    type = tns[1];
                    namespaces = ( tns[2] || "" ).split(".").sort();

                    // If event changes its type, use the special event handlers for the changed type
                    special = jQuery.event.special[type] || {};

                    // If selector defined, determine special event api type, otherwise given type
                    type = ( selector ? special.delegateType : special.bindType ) || type;

                    // Update special based on newly reset type
                    special = jQuery.event.special[type] || {};

                    // handleObj is passed to all event handlers
                    handleObj = jQuery.extend({
                        type: type,
                        origType: tns[1],
                        data: data,
                        handler: handler,
                        guid: handler.guid,
                        selector: selector,
                        namespace: namespaces.join(".")
                    }, handleObjIn);

                    // Init the event handler queue if we're the first
                    handlers = events[type];
                    if (!handlers) {
                        handlers = events[type] = [];
                        handlers.delegateCount = 0;

                        // Only use addEventListener/attachEvent if the special events handler returns false
                        if (!special.setup || special.setup.call(elem, data, namespaces, eventHandle) === false) {
                            // Bind the global event handler to the element
                            if (elem.addEventListener) {
                                elem.addEventListener(type, eventHandle, false);

                            } else if (elem.attachEvent) {
                                elem.attachEvent("on" + type, eventHandle);
                            }
                        }
                    }

                    if (special.add) {
                        special.add.call(elem, handleObj);

                        if (!handleObj.handler.guid) {
                            handleObj.handler.guid = handler.guid;
                        }
                    }

                    // Add to the element's handler list, delegates in front
                    if (selector) {
                        handlers.splice(handlers.delegateCount++, 0, handleObj);
                    } else {
                        handlers.push(handleObj);
                    }

                    // Keep track of which events have ever been used, for event optimization
                    jQuery.event.global[type] = true;
                }

                // Nullify elem to prevent memory leaks in IE
                elem = null;
            },

            global: {},

            // Detach an event or set of events from an element
            remove: function (elem, types, handler, selector, mappedTypes) {

                var t, tns, type, origType, namespaces, origCount,
                    j, events, special, eventType, handleObj,
                    elemData = jQuery.hasData(elem) && jQuery._data(elem);

                if (!elemData || !(events = elemData.events)) {
                    return;
                }

                // Once for each type.namespace in types; type may be omitted
                types = jQuery.trim(hoverHack(types || "")).split(" ");
                for (t = 0; t < types.length; t++) {
                    tns = rtypenamespace.exec(types[t]) || [];
                    type = origType = tns[1];
                    namespaces = tns[2];

                    // Unbind all events (on this namespace, if provided) for the element
                    if (!type) {
                        for (type in events) {
                            jQuery.event.remove(elem, type + types[t], handler, selector, true);
                        }
                        continue;
                    }

                    special = jQuery.event.special[type] || {};
                    type = ( selector ? special.delegateType : special.bindType ) || type;
                    eventType = events[type] || [];
                    origCount = eventType.length;
                    namespaces = namespaces ? new RegExp("(^|\\.)" + namespaces.split(".").sort().join("\\.(?:.*\\.|)") + "(\\.|$)") : null;

                    // Remove matching events
                    for (j = 0; j < eventType.length; j++) {
                        handleObj = eventType[j];

                        if (( mappedTypes || origType === handleObj.origType ) &&
                            ( !handler || handler.guid === handleObj.guid ) &&
                            ( !namespaces || namespaces.test(handleObj.namespace) ) &&
                            ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector )) {
                            eventType.splice(j--, 1);

                            if (handleObj.selector) {
                                eventType.delegateCount--;
                            }
                            if (special.remove) {
                                special.remove.call(elem, handleObj);
                            }
                        }
                    }

                    // Remove generic event handler if we removed something and no more handlers exist
                    // (avoids potential for endless recursion during removal of special event handlers)
                    if (eventType.length === 0 && origCount !== eventType.length) {
                        if (!special.teardown || special.teardown.call(elem, namespaces, elemData.handle) === false) {
                            jQuery.removeEvent(elem, type, elemData.handle);
                        }

                        delete events[type];
                    }
                }

                // Remove the expando if it's no longer used
                if (jQuery.isEmptyObject(events)) {
                    delete elemData.handle;

                    // removeData also checks for emptiness and clears the expando if empty
                    // so use it instead of delete
                    jQuery.removeData(elem, "events", true);
                }
            },

            // Events that are safe to short-circuit if no handlers are attached.
            // Native DOM events should not be added, they may have inline handlers.
            customEvent: {
                "getData": true,
                "setData": true,
                "changeData": true
            },

            trigger: function (event, data, elem, onlyHandlers) {
                // Don't do events on text and comment nodes
                if (elem && (elem.nodeType === 3 || elem.nodeType === 8)) {
                    return;
                }

                // Event object or event type
                var cache, exclusive, i, cur, old, ontype, special, handle, eventPath, bubbleType,
                    type = event.type || event,
                    namespaces = [];

                // focus/blur morphs to focusin/out; ensure we're not firing them right now
                if (rfocusMorph.test(type + jQuery.event.triggered)) {
                    return;
                }

                if (type.indexOf("!") >= 0) {
                    // Exclusive events trigger only for the exact event (no namespaces)
                    type = type.slice(0, -1);
                    exclusive = true;
                }

                if (type.indexOf(".") >= 0) {
                    // Namespaced trigger; create a regexp to match event type in handle()
                    namespaces = type.split(".");
                    type = namespaces.shift();
                    namespaces.sort();
                }

                if ((!elem || jQuery.event.customEvent[type]) && !jQuery.event.global[type]) {
                    // No jQuery handlers for this event type, and it can't have inline handlers
                    return;
                }

                // Caller can pass in an Event, Object, or just an event type string
                event = typeof event === "object" ?
                    // jQuery.Event object
                    event[jQuery.expando] ? event :
                        // Object literal
                        new jQuery.Event(type, event) :
                    // Just the event type (string)
                    new jQuery.Event(type);

                event.type = type;
                event.isTrigger = true;
                event.exclusive = exclusive;
                event.namespace = namespaces.join(".");
                event.namespace_re = event.namespace ? new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)") : null;
                ontype = type.indexOf(":") < 0 ? "on" + type : "";

                // Handle a global trigger
                if (!elem) {

                    // TODO: Stop taunting the data cache; remove global events and always attach to document
                    cache = jQuery.cache;
                    for (i in cache) {
                        if (cache[i].events && cache[i].events[type]) {
                            jQuery.event.trigger(event, data, cache[i].handle.elem, true);
                        }
                    }
                    return;
                }

                // Clean up the event in case it is being reused
                event.result = undefined;
                if (!event.target) {
                    event.target = elem;
                }

                // Clone any incoming data and prepend the event, creating the handler arg list
                data = data != null ? jQuery.makeArray(data) : [];
                data.unshift(event);

                // Allow special events to draw outside the lines
                special = jQuery.event.special[type] || {};
                if (special.trigger && special.trigger.apply(elem, data) === false) {
                    return;
                }

                // Determine event propagation path in advance, per W3C events spec (#9951)
                // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
                eventPath = [[elem, special.bindType || type]];
                if (!onlyHandlers && !special.noBubble && !jQuery.isWindow(elem)) {

                    bubbleType = special.delegateType || type;
                    cur = rfocusMorph.test(bubbleType + type) ? elem : elem.parentNode;
                    for (old = elem; cur; cur = cur.parentNode) {
                        eventPath.push([cur, bubbleType]);
                        old = cur;
                    }

                    // Only add window if we got to document (e.g., not plain obj or detached DOM)
                    if (old === (elem.ownerDocument || document)) {
                        eventPath.push([old.defaultView || old.parentWindow || window, bubbleType]);
                    }
                }

                // Fire handlers on the event path
                for (i = 0; i < eventPath.length && !event.isPropagationStopped(); i++) {

                    cur = eventPath[i][0];
                    event.type = eventPath[i][1];

                    handle = ( jQuery._data(cur, "events") || {} )[event.type] && jQuery._data(cur, "handle");
                    if (handle) {
                        handle.apply(cur, data);
                    }
                    // Note that this is a bare JS function and not a jQuery handler
                    handle = ontype && cur[ontype];
                    if (handle && jQuery.acceptData(cur) && handle.apply(cur, data) === false) {
                        event.preventDefault();
                    }
                }
                event.type = type;

                // If nobody prevented the default action, do it now
                if (!onlyHandlers && !event.isDefaultPrevented()) {

                    if ((!special._default || special._default.apply(elem.ownerDocument, data) === false) && !(type === "click" && jQuery.nodeName(elem, "a")) && jQuery.acceptData(elem)) {

                        // Call a native DOM method on the target with the same name name as the event.
                        // Can't use an .isFunction() check here because IE6/7 fails that test.
                        // Don't do default actions on window, that's where global variables be (#6170)
                        // IE<9 dies on focus/blur to hidden element (#1486)
                        if (ontype && elem[type] && ((type !== "focus" && type !== "blur") || event.target.offsetWidth !== 0) && !jQuery.isWindow(elem)) {

                            // Don't re-trigger an onFOO event when we call its FOO() method
                            old = elem[ontype];

                            if (old) {
                                elem[ontype] = null;
                            }

                            // Prevent re-triggering of the same event, since we already bubbled it above
                            jQuery.event.triggered = type;
                            elem[type]();
                            jQuery.event.triggered = undefined;

                            if (old) {
                                elem[ontype] = old;
                            }
                        }
                    }
                }

                return event.result;
            },

            dispatch: function (event) {

                // Make a writable jQuery.Event from the native event object
                event = jQuery.event.fix(event || window.event);

                var i, j, cur, jqcur, ret, selMatch, matched, matches, handleObj, sel, related,
                    handlers = ( (jQuery._data(this, "events") || {} )[event.type] || []),
                    delegateCount = handlers.delegateCount,
                    args = [].slice.call(arguments),
                    run_all = !event.exclusive && !event.namespace,
                    special = jQuery.event.special[event.type] || {},
                    handlerQueue = [];

                // Use the fix-ed jQuery.Event rather than the (read-only) native event
                args[0] = event;
                event.delegateTarget = this;

                // Call the preDispatch hook for the mapped type, and let it bail if desired
                if (special.preDispatch && special.preDispatch.call(this, event) === false) {
                    return;
                }

                // Determine handlers that should run if there are delegated events
                // Avoid non-left-click bubbling in Firefox (#3861)
                if (delegateCount && !(event.button && event.type === "click")) {

                    // Pregenerate a single jQuery object for reuse with .is()
                    jqcur = jQuery(this);
                    jqcur.context = this;

                    for (cur = event.target; cur != this; cur = cur.parentNode || this) {

                        // Don't process clicks (ONLY) on disabled elements (#6911, #8165, #xxxx)
                        if (cur.disabled !== true || event.type !== "click") {
                            selMatch = {};
                            matches = [];
                            jqcur[0] = cur;
                            for (i = 0; i < delegateCount; i++) {
                                handleObj = handlers[i];
                                sel = handleObj.selector;

                                if (selMatch[sel] === undefined) {
                                    selMatch[sel] = jqcur.is(sel);
                                }
                                if (selMatch[sel]) {
                                    matches.push(handleObj);
                                }
                            }
                            if (matches.length) {
                                handlerQueue.push({elem: cur, matches: matches});
                            }
                        }
                    }
                }

                // Add the remaining (directly-bound) handlers
                if (handlers.length > delegateCount) {
                    handlerQueue.push({elem: this, matches: handlers.slice(delegateCount)});
                }

                // Run delegates first; they may want to stop propagation beneath us
                for (i = 0; i < handlerQueue.length && !event.isPropagationStopped(); i++) {
                    matched = handlerQueue[i];
                    event.currentTarget = matched.elem;

                    for (j = 0; j < matched.matches.length && !event.isImmediatePropagationStopped(); j++) {
                        handleObj = matched.matches[j];

                        // Triggered event must either 1) be non-exclusive and have no namespace, or
                        // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
                        if (run_all || (!event.namespace && !handleObj.namespace) || event.namespace_re && event.namespace_re.test(handleObj.namespace)) {

                            event.data = handleObj.data;
                            event.handleObj = handleObj;

                            ret = ( (jQuery.event.special[handleObj.origType] || {}).handle || handleObj.handler )
                                .apply(matched.elem, args);

                            if (ret !== undefined) {
                                event.result = ret;
                                if (ret === false) {
                                    event.preventDefault();
                                    event.stopPropagation();
                                }
                            }
                        }
                    }
                }

                // Call the postDispatch hook for the mapped type
                if (special.postDispatch) {
                    special.postDispatch.call(this, event);
                }

                return event.result;
            },

            // Includes some event props shared by KeyEvent and MouseEvent
            // *** attrChange attrName relatedNode srcElement  are not normalized, non-W3C, deprecated, will be removed in 1.8 ***
            props: "attrChange attrName relatedNode srcElement altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),

            fixHooks: {},

            keyHooks: {
                props: "char charCode key keyCode".split(" "),
                filter: function (event, original) {

                    // Add which for key events
                    if (event.which == null) {
                        event.which = original.charCode != null ? original.charCode : original.keyCode;
                    }

                    return event;
                }
            },

            mouseHooks: {
                props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
                filter: function (event, original) {
                    var eventDoc, doc, body,
                        button = original.button,
                        fromElement = original.fromElement;

                    // Calculate pageX/Y if missing and clientX/Y available
                    if (event.pageX == null && original.clientX != null) {
                        eventDoc = event.target.ownerDocument || document;
                        doc = eventDoc.documentElement;
                        body = eventDoc.body;

                        event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
                        event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 );
                    }

                    // Add relatedTarget, if necessary
                    if (!event.relatedTarget && fromElement) {
                        event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
                    }

                    // Add which for click: 1 === left; 2 === middle; 3 === right
                    // Note: button is not normalized, so don't use it
                    if (!event.which && button !== undefined) {
                        event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
                    }

                    return event;
                }
            },

            fix: function (event) {
                if (event[jQuery.expando]) {
                    return event;
                }

                // Create a writable copy of the event object and normalize some properties
                var i, prop,
                    originalEvent = event,
                    fixHook = jQuery.event.fixHooks[event.type] || {},
                    copy = fixHook.props ? this.props.concat(fixHook.props) : this.props;

                event = jQuery.Event(originalEvent);

                for (i = copy.length; i;) {
                    prop = copy[--i];
                    event[prop] = originalEvent[prop];
                }

                // Fix target property, if necessary (#1925, IE 6/7/8 & Safari2)
                if (!event.target) {
                    event.target = originalEvent.srcElement || document;
                }

                // Target should not be a text node (#504, Safari)
                if (event.target.nodeType === 3) {
                    event.target = event.target.parentNode;
                }

                // For mouse/key events, metaKey==false if it's undefined (#3368, #11328; IE6/7/8)
                event.metaKey = !!event.metaKey;

                return fixHook.filter ? fixHook.filter(event, originalEvent) : event;
            },

            special: {
                ready: {
                    // Make sure the ready event is setup
                    setup: jQuery.bindReady
                },

                load: {
                    // Prevent triggered image.load events from bubbling to window.load
                    noBubble: true
                },

                focus: {
                    delegateType: "focusin"
                },
                blur: {
                    delegateType: "focusout"
                },

                beforeunload: {
                    setup: function (data, namespaces, eventHandle) {
                        // We only want to do this special case on windows
                        if (jQuery.isWindow(this)) {
                            this.onbeforeunload = eventHandle;
                        }
                    },

                    teardown: function (namespaces, eventHandle) {
                        if (this.onbeforeunload === eventHandle) {
                            this.onbeforeunload = null;
                        }
                    }
                }
            },

            simulate: function (type, elem, event, bubble) {
                // Piggyback on a donor event to simulate a different one.
                // Fake originalEvent to avoid donor's stopPropagation, but if the
                // simulated event prevents default then we do the same on the donor.
                var e = jQuery.extend(
                    new jQuery.Event(),
                    event,
                    {
                        type: type,
                        isSimulated: true,
                        originalEvent: {}
                    }
                );
                if (bubble) {
                    jQuery.event.trigger(e, null, elem);
                } else {
                    jQuery.event.dispatch.call(elem, e);
                }
                if (e.isDefaultPrevented()) {
                    event.preventDefault();
                }
            }
        };

        // Some plugins are using, but it's undocumented/deprecated and will be removed.
        // The 1.7 special event interface should provide all the hooks needed now.
        jQuery.event.handle = jQuery.event.dispatch;

        jQuery.removeEvent = document.removeEventListener ?
            function (elem, type, handle) {
                if (elem.removeEventListener) {
                    elem.removeEventListener(type, handle, false);
                }
            } :
            function (elem, type, handle) {
                var name = "on" + type;

                if (elem.detachEvent) {

                    // #8545, #7054, preventing memory leaks for custom events in IE6-8 –
                    // detachEvent needed property on element, by name of that event, to properly expose it to GC
                    if (typeof elem[name] === "undefined") {
                        elem[name] = null;
                    }

                    elem.detachEvent(name, handle);
                }
            };

        jQuery.Event = function (src, props) {
            // Allow instantiation without the 'new' keyword
            if (!(this instanceof jQuery.Event)) {
                return new jQuery.Event(src, props);
            }

            // Event object
            if (src && src.type) {
                this.originalEvent = src;
                this.type = src.type;

                // Events bubbling up the document may have been marked as prevented
                // by a handler lower down the tree; reflect the correct value.
                this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||
                src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;

                // Event type
            } else {
                this.type = src;
            }

            // Put explicitly provided properties onto the event object
            if (props) {
                jQuery.extend(this, props);
            }

            // Create a timestamp if incoming event doesn't have one
            this.timeStamp = src && src.timeStamp || jQuery.now();

            // Mark it as fixed
            this[jQuery.expando] = true;
        };

        function returnFalse() {
            return false;
        }

        function returnTrue() {
            return true;
        }

        // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
        // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
        jQuery.Event.prototype = {
            preventDefault: function () {
                this.isDefaultPrevented = returnTrue;

                var e = this.originalEvent;
                if (!e) {
                    return;
                }

                // if preventDefault exists run it on the original event
                if (e.preventDefault) {
                    e.preventDefault();

                    // otherwise set the returnValue property of the original event to false (IE)
                } else {
                    e.returnValue = false;
                }
            },
            stopPropagation: function () {
                this.isPropagationStopped = returnTrue;

                var e = this.originalEvent;
                if (!e) {
                    return;
                }
                // if stopPropagation exists run it on the original event
                if (e.stopPropagation) {
                    e.stopPropagation();
                }
                // otherwise set the cancelBubble property of the original event to true (IE)
                e.cancelBubble = true;
            },
            stopImmediatePropagation: function () {
                this.isImmediatePropagationStopped = returnTrue;
                this.stopPropagation();
            },
            isDefaultPrevented: returnFalse,
            isPropagationStopped: returnFalse,
            isImmediatePropagationStopped: returnFalse
        };

        // Create mouseenter/leave events using mouseover/out and event-time checks
        jQuery.each({
            mouseenter: "mouseover",
            mouseleave: "mouseout"
        }, function (orig, fix) {
            jQuery.event.special[orig] = {
                delegateType: fix,
                bindType: fix,

                handle: function (event) {
                    var ret,
                        target = this,
                        related = event.relatedTarget,
                        handleObj = event.handleObj,
                        selector = handleObj.selector;

                    // For mousenter/leave call the handler if related is outside the target.
                    // NB: No relatedTarget if the mouse left/entered the browser window
                    if (!related || (related !== target && !jQuery.contains(target, related))) {
                        event.type = handleObj.origType;
                        ret = handleObj.handler.apply(this, arguments);
                        event.type = fix;
                    }
                    return ret;
                }
            };
        });

        // IE submit delegation
        if (!jQuery.support.submitBubbles) {

            jQuery.event.special.submit = {
                setup: function () {
                    // Only need this for delegated form submit events
                    if (jQuery.nodeName(this, "form")) {
                        return false;
                    }

                    // Lazy-add a submit handler when a descendant form may potentially be submitted
                    jQuery.event.add(this, "click._submit keypress._submit", function (e) {
                        // Node name check avoids a VML-related crash in IE (#9807)
                        var elem = e.target,
                            form = jQuery.nodeName(elem, "input") || jQuery.nodeName(elem, "button") ? elem.form : undefined;
                        if (form && !jQuery._data(form, "_submit_attached")) {
                            jQuery.event.add(form, "submit._submit", function (event) {
                                event._submit_bubble = true;
                            });
                            jQuery._data(form, "_submit_attached", true);
                        }
                    });
                    // return undefined since we don't need an event listener
                },

                postDispatch: function (event) {
                    // If form was submitted by the user, bubble the event up the tree
                    if (event._submit_bubble) {
                        delete event._submit_bubble;
                        if (this.parentNode && !event.isTrigger) {
                            jQuery.event.simulate("submit", this.parentNode, event, true);
                        }
                    }
                },

                teardown: function () {
                    // Only need this for delegated form submit events
                    if (jQuery.nodeName(this, "form")) {
                        return false;
                    }

                    // Remove delegated handlers; cleanData eventually reaps submit handlers attached above
                    jQuery.event.remove(this, "._submit");
                }
            };
        }

        // IE change delegation and checkbox/radio fix
        if (!jQuery.support.changeBubbles) {

            jQuery.event.special.change = {

                setup: function () {

                    if (rformElems.test(this.nodeName)) {
                        // IE doesn't fire change on a check/radio until blur; trigger it on click
                        // after a propertychange. Eat the blur-change in special.change.handle.
                        // This still fires onchange a second time for check/radio after blur.
                        if (this.type === "checkbox" || this.type === "radio") {
                            jQuery.event.add(this, "propertychange._change", function (event) {
                                if (event.originalEvent.propertyName === "checked") {
                                    this._just_changed = true;
                                }
                            });
                            jQuery.event.add(this, "click._change", function (event) {
                                if (this._just_changed && !event.isTrigger) {
                                    this._just_changed = false;
                                }
                                // Allow triggered, simulated change events (#11500)
                                jQuery.event.simulate("change", this, event, true);
                            });
                        }
                        return false;
                    }
                    // Delegated event; lazy-add a change handler on descendant inputs
                    jQuery.event.add(this, "beforeactivate._change", function (e) {
                        var elem = e.target;

                        if (rformElems.test(elem.nodeName) && !jQuery._data(elem, "_change_attached")) {
                            jQuery.event.add(elem, "change._change", function (event) {
                                if (this.parentNode && !event.isSimulated && !event.isTrigger) {
                                    jQuery.event.simulate("change", this.parentNode, event, true);
                                }
                            });
                            jQuery._data(elem, "_change_attached", true);
                        }
                    });
                },

                handle: function (event) {
                    var elem = event.target;

                    // Swallow native change events from checkbox/radio, we already triggered them above
                    if (this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox")) {
                        return event.handleObj.handler.apply(this, arguments);
                    }
                },

                teardown: function () {
                    jQuery.event.remove(this, "._change");

                    return rformElems.test(this.nodeName);
                }
            };
        }

        // Create "bubbling" focus and blur events
        if (!jQuery.support.focusinBubbles) {
            jQuery.each({focus: "focusin", blur: "focusout"}, function (orig, fix) {

                // Attach a single capturing handler while someone wants focusin/focusout
                var attaches = 0,
                    handler = function (event) {
                        jQuery.event.simulate(fix, event.target, jQuery.event.fix(event), true);
                    };

                jQuery.event.special[fix] = {
                    setup: function () {
                        if (attaches++ === 0) {
                            document.addEventListener(orig, handler, true);
                        }
                    },
                    teardown: function () {
                        if (--attaches === 0) {
                            document.removeEventListener(orig, handler, true);
                        }
                    }
                };
            });
        }

        jQuery.fn.extend({

            on: function (types, selector, data, fn, /*INTERNAL*/ one) {
                var origFn, type;

                // Types can be a map of types/handlers
                if (typeof types === "object") {
                    // ( types-Object, selector, data )
                    if (typeof selector !== "string") { // && selector != null
                        // ( types-Object, data )
                        data = data || selector;
                        selector = undefined;
                    }
                    for (type in types) {
                        this.on(type, selector, data, types[type], one);
                    }
                    return this;
                }

                if (data == null && fn == null) {
                    // ( types, fn )
                    fn = selector;
                    data = selector = undefined;
                } else if (fn == null) {
                    if (typeof selector === "string") {
                        // ( types, selector, fn )
                        fn = data;
                        data = undefined;
                    } else {
                        // ( types, data, fn )
                        fn = data;
                        data = selector;
                        selector = undefined;
                    }
                }
                if (fn === false) {
                    fn = returnFalse;
                } else if (!fn) {
                    return this;
                }

                if (one === 1) {
                    origFn = fn;
                    fn = function (event) {
                        // Can use an empty set, since event contains the info
                        jQuery().off(event);
                        return origFn.apply(this, arguments);
                    };
                    // Use same guid so caller can remove using origFn
                    fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
                }
                return this.each(function () {
                    jQuery.event.add(this, types, fn, data, selector);
                });
            },
            one: function (types, selector, data, fn) {
                return this.on(types, selector, data, fn, 1);
            },
            off: function (types, selector, fn) {
                var handleObj, type;
                if (types && types.preventDefault && types.handleObj) {
                    // ( event )  dispatched jQuery.Event
                    handleObj = types.handleObj;
                    jQuery(types.delegateTarget).off(
                        handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
                        handleObj.selector,
                        handleObj.handler
                    );
                    return this;
                }
                if (typeof types === "object") {
                    // ( types-object [, selector] )
                    for (type in types) {
                        this.off(type, selector, types[type]);
                    }
                    return this;
                }
                if (selector === false || typeof selector === "function") {
                    // ( types [, fn] )
                    fn = selector;
                    selector = undefined;
                }
                if (fn === false) {
                    fn = returnFalse;
                }
                return this.each(function () {
                    jQuery.event.remove(this, types, fn, selector);
                });
            },

            bind: function (types, data, fn) {
                return this.on(types, null, data, fn);
            },
            unbind: function (types, fn) {
                return this.off(types, null, fn);
            },

            live: function (types, data, fn) {
                jQuery(this.context).on(types, this.selector, data, fn);
                return this;
            },
            die: function (types, fn) {
                jQuery(this.context).off(types, this.selector || "**", fn);
                return this;
            },

            delegate: function (selector, types, data, fn) {
                return this.on(types, selector, data, fn);
            },
            undelegate: function (selector, types, fn) {
                // ( namespace ) or ( selector, types [, fn] )
                return arguments.length == 1 ? this.off(selector, "**") : this.off(types, selector || "**", fn);
            },

            trigger: function (type, data) {
                return this.each(function () {
                    jQuery.event.trigger(type, data, this);
                });
            },
            triggerHandler: function (type, data) {
                if (this[0]) {
                    return jQuery.event.trigger(type, data, this[0], true);
                }
            },

            toggle: function (fn) {
                // Save reference to arguments for access in closure
                var args = arguments,
                    guid = fn.guid || jQuery.guid++,
                    i = 0,
                    toggler = function (event) {
                        // Figure out which function to execute
                        var lastToggle = ( jQuery._data(this, "lastToggle" + fn.guid) || 0 ) % i;
                        jQuery._data(this, "lastToggle" + fn.guid, lastToggle + 1);

                        // Make sure that clicks stop
                        event.preventDefault();

                        // and execute the function
                        return args[lastToggle].apply(this, arguments) || false;
                    };

                // link all the functions, so any of them can unbind this click handler
                toggler.guid = guid;
                while (i < args.length) {
                    args[i++].guid = guid;
                }

                return this.click(toggler);
            },

            hover: function (fnOver, fnOut) {
                return this.mouseenter(fnOver).mouseleave(fnOut || fnOver);
            }
        });

        jQuery.each(("blur focus focusin focusout load resize scroll unload click dblclick " +
        "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
        "change select submit keydown keypress keyup error contextmenu").split(" "), function (i, name) {

            // Handle event binding
            jQuery.fn[name] = function (data, fn) {
                if (fn == null) {
                    fn = data;
                    data = null;
                }

                return arguments.length > 0 ?
                    this.on(name, null, data, fn) :
                    this.trigger(name);
            };

            if (rkeyEvent.test(name)) {
                jQuery.event.fixHooks[name] = jQuery.event.keyHooks;
            }

            if (rmouseEvent.test(name)) {
                jQuery.event.fixHooks[name] = jQuery.event.mouseHooks;
            }
        });
        /*!
         * Sizzle CSS Selector Engine
         *  Copyright 2012 jQuery Foundation and other contributors
         *  Released under the MIT license
         *  http://sizzlejs.com/
         */
        (function (window, undefined) {

            var cachedruns,
                dirruns,
                sortOrder,
                siblingCheck,
                assertGetIdNotName,

                document = window.document,
                docElem = document.documentElement,

                strundefined = "undefined",
                hasDuplicate = false,
                baseHasDuplicate = true,
                done = 0,
                slice = [].slice,
                push = [].push,

                expando = ( "sizcache" + Math.random() ).replace(".", ""),

                // Regex

                // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
                whitespace = "[\\x20\\t\\r\\n\\f]",
                // http://www.w3.org/TR/css3-syntax/#characters
                characterEncoding = "(?:\\\\.|[-\\w]|[^\\x00-\\xa0])+",

                // Loosely modeled on CSS identifier characters
                // An unquoted value should be a CSS identifier (http://www.w3.org/TR/css3-selectors/#attribute-selectors)
                // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
                identifier = characterEncoding.replace("w", "w#"),

                // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
                operators = "([*^$|!~]?=)",
                attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
                    "*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
                pseudos = ":(" + characterEncoding + ")(?:\\((?:(['\"])((?:\\\\.|[^\\\\])*?)\\2|((?:[^,]|\\\\,|(?:,(?=[^\\[]*\\]))|(?:,(?=[^\\(]*\\))))*))\\)|)",
                pos = ":(nth|eq|gt|lt|first|last|even|odd)(?:\\((\\d*)\\)|)(?=[^-]|$)",
                combinators = whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*",
                groups = "(?=[^\\x20\\t\\r\\n\\f])(?:\\\\.|" + attributes + "|" + pseudos.replace(2, 7) + "|[^\\\\(),])+",

                // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
                rtrim = new RegExp("^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g"),

                rcombinators = new RegExp("^" + combinators),

                // All simple (non-comma) selectors, excluding insignifant trailing whitespace
                rgroups = new RegExp(groups + "?(?=" + whitespace + "*,|$)", "g"),

                // A selector, or everything after leading whitespace
                // Optionally followed in either case by a ")" for terminating sub-selectors
                rselector = new RegExp("^(?:(?!,)(?:(?:^|,)" + whitespace + "*" + groups + ")*?|" + whitespace + "*(.*?))(\\)|$)"),

                // All combinators and selector components (attribute test, tag, pseudo, etc.), the latter appearing together when consecutive
                rtokens = new RegExp(groups.slice(19, -6) + "\\x20\\t\\r\\n\\f>+~])+|" + combinators, "g"),

                // Easily-parseable/retrievable ID or TAG or CLASS selectors
                rquickExpr = /^(?:#([\w\-]+)|(\w+)|\.([\w\-]+))$/,

                rsibling = /[\x20\t\r\n\f]*[+~]/,
                rendsWithNot = /:not\($/,

                rheader = /h\d/i,
                rinputs = /input|select|textarea|button/i,

                rbackslash = /\\(?!\\)/g,

                matchExpr = {
                    "ID": new RegExp("^#(" + characterEncoding + ")"),
                    "CLASS": new RegExp("^\\.(" + characterEncoding + ")"),
                    "NAME": new RegExp("^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]"),
                    "TAG": new RegExp("^(" + characterEncoding.replace("[-", "[-\\*") + ")"),
                    "ATTR": new RegExp("^" + attributes),
                    "PSEUDO": new RegExp("^" + pseudos),
                    "CHILD": new RegExp("^:(only|nth|last|first)-child(?:\\(" + whitespace +
                        "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
                        "*(\\d+)|))" + whitespace + "*\\)|)", "i"),
                    "POS": new RegExp(pos, "ig"),
                    // For use in libraries implementing .is()
                    "needsContext": new RegExp("^" + whitespace + "*[>+~]|" + pos, "i")
                },

                classCache = {},
                cachedClasses = [],
                compilerCache = {},
                cachedSelectors = [],

                // Mark a function for use in filtering
                markFunction = function (fn) {
                    fn.sizzleFilter = true;
                    return fn;
                },

                // Returns a function to use in pseudos for input types
                createInputFunction = function (type) {
                    return function (elem) {
                        // Check the input's nodeName and type
                        return elem.nodeName.toLowerCase() === "input" && elem.type === type;
                    };
                },

                // Returns a function to use in pseudos for buttons
                createButtonFunction = function (type) {
                    return function (elem) {
                        var name = elem.nodeName.toLowerCase();
                        return (name === "input" || name === "button") && elem.type === type;
                    };
                },

                // Used for testing something on an element
                assert = function (fn) {
                    var pass = false,
                        div = document.createElement("div");
                    try {
                        pass = fn(div);
                    } catch (e) {
                    }
                    // release memory in IE
                    div = null;
                    return pass;
                },

                // Check if attributes should be retrieved by attribute nodes
                assertAttributes = assert(function (div) {
                    div.innerHTML = "<select></select>";
                    var type = typeof div.lastChild.getAttribute("multiple");
                    // IE8 returns a string for some attributes even when not present
                    return type !== "boolean" && type !== "string";
                }),

                // Check if getElementById returns elements by name
                // Check if getElementsByName privileges form controls or returns elements by ID
                assertUsableName = assert(function (div) {
                    // Inject content
                    div.id = expando + 0;
                    div.innerHTML = "<a name='" + expando + "'></a><div name='" + expando + "'></div>";
                    docElem.insertBefore(div, docElem.firstChild);

                    // Test
                    var pass = document.getElementsByName &&
                        // buggy browsers will return fewer than the correct 2
                        document.getElementsByName(expando).length ===
                        // buggy browsers will return more than the correct 0
                        2 + document.getElementsByName(expando + 0).length;
                    assertGetIdNotName = !document.getElementById(expando);

                    // Cleanup
                    docElem.removeChild(div);

                    return pass;
                }),

                // Check if the browser returns only elements
                // when doing getElementsByTagName("*")
                assertTagNameNoComments = assert(function (div) {
                    div.appendChild(document.createComment(""));
                    return div.getElementsByTagName("*").length === 0;
                }),

                // Check if getAttribute returns normalized href attributes
                assertHrefNotNormalized = assert(function (div) {
                    div.innerHTML = "<a href='#'></a>";
                    return div.firstChild && typeof div.firstChild.getAttribute !== strundefined &&
                        div.firstChild.getAttribute("href") === "#";
                }),

                // Check if getElementsByClassName can be trusted
                assertUsableClassName = assert(function (div) {
                    // Opera can't find a second classname (in 9.6)
                    div.innerHTML = "<div class='hidden e'></div><div class='hidden'></div>";
                    if (!div.getElementsByClassName || div.getElementsByClassName("e").length === 0) {
                        return false;
                    }

                    // Safari caches class attributes, doesn't catch changes (in 3.2)
                    div.lastChild.className = "e";
                    return div.getElementsByClassName("e").length !== 1;
                });

            var Sizzle = function (selector, context, results, seed) {
                results = results || [];
                context = context || document;
                var match, elem, xml, m,
                    nodeType = context.nodeType;

                if (nodeType !== 1 && nodeType !== 9) {
                    return [];
                }

                if (!selector || typeof selector !== "string") {
                    return results;
                }

                xml = isXML(context);

                if (!xml && !seed) {
                    if ((match = rquickExpr.exec(selector))) {
                        // Speed-up: Sizzle("#ID")
                        if ((m = match[1])) {
                            if (nodeType === 9) {
                                elem = context.getElementById(m);
                                // Check parentNode to catch when Blackberry 4.6 returns
                                // nodes that are no longer in the document #6963
                                if (elem && elem.parentNode) {
                                    // Handle the case where IE, Opera, and Webkit return items
                                    // by name instead of ID
                                    if (elem.id === m) {
                                        results.push(elem);
                                        return results;
                                    }
                                } else {
                                    return results;
                                }
                            } else {
                                // Context is not a document
                                if (context.ownerDocument && (elem = context.ownerDocument.getElementById(m)) &&
                                    contains(context, elem) && elem.id === m) {
                                    results.push(elem);
                                    return results;
                                }
                            }

                            // Speed-up: Sizzle("TAG")
                        } else if (match[2]) {
                            push.apply(results, slice.call(context.getElementsByTagName(selector), 0));
                            return results;

                            // Speed-up: Sizzle(".CLASS")
                        } else if ((m = match[3]) && assertUsableClassName && context.getElementsByClassName) {
                            push.apply(results, slice.call(context.getElementsByClassName(m), 0));
                            return results;
                        }
                    }
                }

                // All others
                return select(selector, context, results, seed, xml);
            };

            var Expr = Sizzle.selectors = {

                // Can be adjusted by the user
                cacheLength: 50,

                match: matchExpr,

                order: ["ID", "TAG"],

                attrHandle: {},

                createPseudo: markFunction,

                find: {
                    "ID": assertGetIdNotName ?
                        function (id, context, xml) {
                            if (typeof context.getElementById !== strundefined && !xml) {
                                var m = context.getElementById(id);
                                // Check parentNode to catch when Blackberry 4.6 returns
                                // nodes that are no longer in the document #6963
                                return m && m.parentNode ? [m] : [];
                            }
                        } :
                        function (id, context, xml) {
                            if (typeof context.getElementById !== strundefined && !xml) {
                                var m = context.getElementById(id);

                                return m ?
                                    m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ?
                                        [m] :
                                        undefined :
                                    [];
                            }
                        },

                    "TAG": assertTagNameNoComments ?
                        function (tag, context) {
                            if (typeof context.getElementsByTagName !== strundefined) {
                                return context.getElementsByTagName(tag);
                            }
                        } :
                        function (tag, context) {
                            var results = context.getElementsByTagName(tag);

                            // Filter out possible comments
                            if (tag === "*") {
                                var elem,
                                    tmp = [],
                                    i = 0;

                                for (; (elem = results[i]); i++) {
                                    if (elem.nodeType === 1) {
                                        tmp.push(elem);
                                    }
                                }

                                return tmp;
                            }
                            return results;
                        }
                },

                relative: {
                    ">": {dir: "parentNode", first: true},
                    " ": {dir: "parentNode"},
                    "+": {dir: "previousSibling", first: true},
                    "~": {dir: "previousSibling"}
                },

                preFilter: {
                    "ATTR": function (match) {
                        match[1] = match[1].replace(rbackslash, "");

                        // Move the given value to match[3] whether quoted or unquoted
                        match[3] = ( match[4] || match[5] || "" ).replace(rbackslash, "");

                        if (match[2] === "~=") {
                            match[3] = " " + match[3] + " ";
                        }

                        return match.slice(0, 4);
                    },

                    "CHILD": function (match) {
                        /* matches from matchExpr.CHILD
                         1 type (only|nth|...)
                         2 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
                         3 xn-component of xn+y argument ([+-]?\d*n|)
                         4 sign of xn-component
                         5 x of xn-component
                         6 sign of y-component
                         7 y of y-component
                         */
                        match[1] = match[1].toLowerCase();

                        if (match[1] === "nth") {
                            // nth-child requires argument
                            if (!match[2]) {
                                Sizzle.error(match[0]);
                            }

                            // numeric x and y parameters for Expr.filter.CHILD
                            // remember that false/true cast respectively to 0/1
                            match[3] = +( match[3] ? match[4] + (match[5] || 1) : 2 * ( match[2] === "even" || match[2] === "odd" ) );
                            match[4] = +( ( match[6] + match[7] ) || match[2] === "odd" );

                            // other types prohibit arguments
                        } else if (match[2]) {
                            Sizzle.error(match[0]);
                        }

                        return match;
                    },

                    "PSEUDO": function (match) {
                        var argument,
                            unquoted = match[4];

                        if (matchExpr["CHILD"].test(match[0])) {
                            return null;
                        }

                        // Relinquish our claim on characters in `unquoted` from a closing parenthesis on
                        if (unquoted && (argument = rselector.exec(unquoted)) && argument.pop()) {

                            match[0] = match[0].slice(0, argument[0].length - unquoted.length - 1);
                            unquoted = argument[0].slice(0, -1);
                        }

                        // Quoted or unquoted, we have the full argument
                        // Return only captures needed by the pseudo filter method (type and argument)
                        match.splice(2, 3, unquoted || match[3]);
                        return match;
                    }
                },

                filter: {
                    "ID": assertGetIdNotName ?
                        function (id) {
                            id = id.replace(rbackslash, "");
                            return function (elem) {
                                return elem.getAttribute("id") === id;
                            };
                        } :
                        function (id) {
                            id = id.replace(rbackslash, "");
                            return function (elem) {
                                var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
                                return node && node.value === id;
                            };
                        },

                    "TAG": function (nodeName) {
                        if (nodeName === "*") {
                            return function () {
                                return true;
                            };
                        }
                        nodeName = nodeName.replace(rbackslash, "").toLowerCase();

                        return function (elem) {
                            return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
                        };
                    },

                    "CLASS": function (className) {
                        var pattern = classCache[className];
                        if (!pattern) {
                            pattern = classCache[className] = new RegExp("(^|" + whitespace + ")" + className + "(" + whitespace + "|$)");
                            cachedClasses.push(className);
                            // Avoid too large of a cache
                            if (cachedClasses.length > Expr.cacheLength) {
                                delete classCache[cachedClasses.shift()];
                            }
                        }
                        return function (elem) {
                            return pattern.test(elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "");
                        };
                    },

                    "ATTR": function (name, operator, check) {
                        if (!operator) {
                            return function (elem) {
                                return Sizzle.attr(elem, name) != null;
                            };
                        }

                        return function (elem) {
                            var result = Sizzle.attr(elem, name),
                                value = result + "";

                            if (result == null) {
                                return operator === "!=";
                            }

                            switch (operator) {
                                case "=":
                                    return value === check;
                                case "!=":
                                    return value !== check;
                                case "^=":
                                    return check && value.indexOf(check) === 0;
                                case "*=":
                                    return check && value.indexOf(check) > -1;
                                case "$=":
                                    return check && value.substr(value.length - check.length) === check;
                                case "~=":
                                    return ( " " + value + " " ).indexOf(check) > -1;
                                case "|=":
                                    return value === check || value.substr(0, check.length + 1) === check + "-";
                            }
                        };
                    },

                    "CHILD": function (type, argument, first, last) {

                        if (type === "nth") {
                            var doneName = done++;

                            return function (elem) {
                                var parent, diff,
                                    count = 0,
                                    node = elem;

                                if (first === 1 && last === 0) {
                                    return true;
                                }

                                parent = elem.parentNode;

                                if (parent && (parent[expando] !== doneName || !elem.sizset)) {
                                    for (node = parent.firstChild; node; node = node.nextSibling) {
                                        if (node.nodeType === 1) {
                                            node.sizset = ++count;
                                            if (node === elem) {
                                                break;
                                            }
                                        }
                                    }

                                    parent[expando] = doneName;
                                }

                                diff = elem.sizset - last;

                                if (first === 0) {
                                    return diff === 0;

                                } else {
                                    return ( diff % first === 0 && diff / first >= 0 );
                                }
                            };
                        }

                        return function (elem) {
                            var node = elem;

                            switch (type) {
                                case "only":
                                case "first":
                                    while ((node = node.previousSibling)) {
                                        if (node.nodeType === 1) {
                                            return false;
                                        }
                                    }

                                    if (type === "first") {
                                        return true;
                                    }

                                    node = elem;

                                /* falls through */
                                case "last":
                                    while ((node = node.nextSibling)) {
                                        if (node.nodeType === 1) {
                                            return false;
                                        }
                                    }

                                    return true;
                            }
                        };
                    },

                    "PSEUDO": function (pseudo, argument, context, xml) {
                        // pseudo-class names are case-insensitive
                        // http://www.w3.org/TR/selectors/#pseudo-classes
                        // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
                        var fn = Expr.pseudos[pseudo] || Expr.pseudos[pseudo.toLowerCase()];

                        if (!fn) {
                            Sizzle.error("unsupported pseudo: " + pseudo);
                        }

                        // The user may set fn.sizzleFilter to indicate
                        // that arguments are needed to create the filter function
                        // just as Sizzle does
                        if (!fn.sizzleFilter) {
                            return fn;
                        }

                        return fn(argument, context, xml);
                    }
                },

                pseudos: {
                    "not": markFunction(function (selector, context, xml) {
                        // Trim the selector passed to compile
                        // to avoid treating leading and trailing
                        // spaces as combinators
                        var matcher = compile(selector.replace(rtrim, "$1"), context, xml);
                        return function (elem) {
                            return !matcher(elem);
                        };
                    }),

                    "enabled": function (elem) {
                        return elem.disabled === false;
                    },

                    "disabled": function (elem) {
                        return elem.disabled === true;
                    },

                    "checked": function (elem) {
                        // In CSS3, :checked should return both checked and selected elements
                        // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                        var nodeName = elem.nodeName.toLowerCase();
                        return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
                    },

                    "selected": function (elem) {
                        // Accessing this property makes selected-by-default
                        // options in Safari work properly
                        if (elem.parentNode) {
                            elem.parentNode.selectedIndex;
                        }

                        return elem.selected === true;
                    },

                    "parent": function (elem) {
                        return !Expr.pseudos["empty"](elem);
                    },

                    "empty": function (elem) {
                        // http://www.w3.org/TR/selectors/#empty-pseudo
                        // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),
                        //   not comment, processing instructions, or others
                        // Thanks to Diego Perini for the nodeName shortcut
                        //   Greater than "@" means alpha characters (specifically not starting with "#" or "?")
                        var nodeType;
                        elem = elem.firstChild;
                        while (elem) {
                            if (elem.nodeName > "@" || (nodeType = elem.nodeType) === 3 || nodeType === 4) {
                                return false;
                            }
                            elem = elem.nextSibling;
                        }
                        return true;
                    },

                    "contains": markFunction(function (text) {
                        return function (elem) {
                            return ( elem.textContent || elem.innerText || getText(elem) ).indexOf(text) > -1;
                        };
                    }),

                    "has": markFunction(function (selector) {
                        return function (elem) {
                            return Sizzle(selector, elem).length > 0;
                        };
                    }),

                    "header": function (elem) {
                        return rheader.test(elem.nodeName);
                    },

                    "text": function (elem) {
                        var type, attr;
                        // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)
                        // use getAttribute instead to test this case
                        return elem.nodeName.toLowerCase() === "input" &&
                            (type = elem.type) === "text" &&
                            ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === type );
                    },

                    // Input types
                    "radio": createInputFunction("radio"),
                    "checkbox": createInputFunction("checkbox"),
                    "file": createInputFunction("file"),
                    "password": createInputFunction("password"),
                    "image": createInputFunction("image"),

                    "submit": createButtonFunction("submit"),
                    "reset": createButtonFunction("reset"),

                    "button": function (elem) {
                        var name = elem.nodeName.toLowerCase();
                        return name === "input" && elem.type === "button" || name === "button";
                    },

                    "input": function (elem) {
                        return rinputs.test(elem.nodeName);
                    },

                    "focus": function (elem) {
                        var doc = elem.ownerDocument;
                        return elem === doc.activeElement && (!doc.hasFocus || doc.hasFocus()) && !!(elem.type || elem.href);
                    },

                    "active": function (elem) {
                        return elem === elem.ownerDocument.activeElement;
                    }
                },

                setFilters: {
                    "first": function (elements, argument, not) {
                        return not ? elements.slice(1) : [elements[0]];
                    },

                    "last": function (elements, argument, not) {
                        var elem = elements.pop();
                        return not ? elements : [elem];
                    },

                    "even": function (elements, argument, not) {
                        var results = [],
                            i = not ? 1 : 0,
                            len = elements.length;
                        for (; i < len; i = i + 2) {
                            results.push(elements[i]);
                        }
                        return results;
                    },

                    "odd": function (elements, argument, not) {
                        var results = [],
                            i = not ? 0 : 1,
                            len = elements.length;
                        for (; i < len; i = i + 2) {
                            results.push(elements[i]);
                        }
                        return results;
                    },

                    "lt": function (elements, argument, not) {
                        return not ? elements.slice(+argument) : elements.slice(0, +argument);
                    },

                    "gt": function (elements, argument, not) {
                        return not ? elements.slice(0, +argument + 1) : elements.slice(+argument + 1);
                    },

                    "eq": function (elements, argument, not) {
                        var elem = elements.splice(+argument, 1);
                        return not ? elements : elem;
                    }
                }
            };

            // Deprecated
            Expr.setFilters["nth"] = Expr.setFilters["eq"];

            // Back-compat
            Expr.filters = Expr.pseudos;

            // IE6/7 return a modified href
            if (!assertHrefNotNormalized) {
                Expr.attrHandle = {
                    "href": function (elem) {
                        return elem.getAttribute("href", 2);
                    },
                    "type": function (elem) {
                        return elem.getAttribute("type");
                    }
                };
            }

            // Add getElementsByName if usable
            if (assertUsableName) {
                Expr.order.push("NAME");
                Expr.find["NAME"] = function (name, context) {
                    if (typeof context.getElementsByName !== strundefined) {
                        return context.getElementsByName(name);
                    }
                };
            }

            // Add getElementsByClassName if usable
            if (assertUsableClassName) {
                Expr.order.splice(1, 0, "CLASS");
                Expr.find["CLASS"] = function (className, context, xml) {
                    if (typeof context.getElementsByClassName !== strundefined && !xml) {
                        return context.getElementsByClassName(className);
                    }
                };
            }

            // If slice is not available, provide a backup
            try {
                slice.call(docElem.childNodes, 0)[0].nodeType;
            } catch (e) {
                slice = function (i) {
                    var elem, results = [];
                    for (; (elem = this[i]); i++) {
                        results.push(elem);
                    }
                    return results;
                };
            }

            var isXML = Sizzle.isXML = function (elem) {
                // documentElement is verified for cases where it doesn't yet exist
                // (such as loading iframes in IE - #4833)
                var documentElement = elem && (elem.ownerDocument || elem).documentElement;
                return documentElement ? documentElement.nodeName !== "HTML" : false;
            };

            // Element contains another
            var contains = Sizzle.contains = docElem.compareDocumentPosition ?
                function (a, b) {
                    return !!( a.compareDocumentPosition(b) & 16 );
                } :
                docElem.contains ?
                    function (a, b) {
                        var adown = a.nodeType === 9 ? a.documentElement : a,
                            bup = b.parentNode;
                        return a === bup || !!( bup && bup.nodeType === 1 && adown.contains && adown.contains(bup) );
                    } :
                    function (a, b) {
                        while ((b = b.parentNode)) {
                            if (b === a) {
                                return true;
                            }
                        }
                        return false;
                    };

            /**
             * Utility function for retrieving the text value of an array of DOM nodes
             * @param {Array|Element} elem
             */
            var getText = Sizzle.getText = function (elem) {
                var node,
                    ret = "",
                    i = 0,
                    nodeType = elem.nodeType;

                if (nodeType) {
                    if (nodeType === 1 || nodeType === 9 || nodeType === 11) {
                        // Use textContent for elements
                        // innerText usage removed for consistency of new lines (see #11153)
                        if (typeof elem.textContent === "string") {
                            return elem.textContent;
                        } else {
                            // Traverse its children
                            for (elem = elem.firstChild; elem; elem = elem.nextSibling) {
                                ret += getText(elem);
                            }
                        }
                    } else if (nodeType === 3 || nodeType === 4) {
                        return elem.nodeValue;
                    }
                    // Do not include comment or processing instruction nodes
                } else {

                    // If no nodeType, this is expected to be an array
                    for (; (node = elem[i]); i++) {
                        // Do not traverse comment nodes
                        ret += getText(node);
                    }
                }
                return ret;
            };

            Sizzle.attr = function (elem, name) {
                var attr,
                    xml = isXML(elem);

                if (!xml) {
                    name = name.toLowerCase();
                }
                if (Expr.attrHandle[name]) {
                    return Expr.attrHandle[name](elem);
                }
                if (assertAttributes || xml) {
                    return elem.getAttribute(name);
                }
                attr = elem.getAttributeNode(name);
                return attr ?
                    typeof elem[name] === "boolean" ?
                        elem[name] ? name : null :
                        attr.specified ? attr.value : null :
                    null;
            };

            Sizzle.error = function (msg) {
                throw new Error("Syntax error, unrecognized expression: " + msg);
            };

            // Check if the JavaScript engine is using some sort of
            // optimization where it does not always call our comparision
            // function. If that is the case, discard the hasDuplicate value.
            //   Thus far that includes Google Chrome.
            [0, 0].sort(function () {
                return (baseHasDuplicate = 0);
            });


            if (docElem.compareDocumentPosition) {
                sortOrder = function (a, b) {
                    if (a === b) {
                        hasDuplicate = true;
                        return 0;
                    }

                    return ( !a.compareDocumentPosition || !b.compareDocumentPosition ?
                            a.compareDocumentPosition :
                        a.compareDocumentPosition(b) & 4
                    ) ? -1 : 1;
                };

            } else {
                sortOrder = function (a, b) {
                    // The nodes are identical, we can exit early
                    if (a === b) {
                        hasDuplicate = true;
                        return 0;

                        // Fallback to using sourceIndex (in IE) if it's available on both nodes
                    } else if (a.sourceIndex && b.sourceIndex) {
                        return a.sourceIndex - b.sourceIndex;
                    }

                    var al, bl,
                        ap = [],
                        bp = [],
                        aup = a.parentNode,
                        bup = b.parentNode,
                        cur = aup;

                    // If the nodes are siblings (or identical) we can do a quick check
                    if (aup === bup) {
                        return siblingCheck(a, b);

                        // If no parents were found then the nodes are disconnected
                    } else if (!aup) {
                        return -1;

                    } else if (!bup) {
                        return 1;
                    }

                    // Otherwise they're somewhere else in the tree so we need
                    // to build up a full list of the parentNodes for comparison
                    while (cur) {
                        ap.unshift(cur);
                        cur = cur.parentNode;
                    }

                    cur = bup;

                    while (cur) {
                        bp.unshift(cur);
                        cur = cur.parentNode;
                    }

                    al = ap.length;
                    bl = bp.length;

                    // Start walking down the tree looking for a discrepancy
                    for (var i = 0; i < al && i < bl; i++) {
                        if (ap[i] !== bp[i]) {
                            return siblingCheck(ap[i], bp[i]);
                        }
                    }

                    // We ended someplace up the tree so do a sibling check
                    return i === al ?
                        siblingCheck(a, bp[i], -1) :
                        siblingCheck(ap[i], b, 1);
                };

                siblingCheck = function (a, b, ret) {
                    if (a === b) {
                        return ret;
                    }

                    var cur = a.nextSibling;

                    while (cur) {
                        if (cur === b) {
                            return -1;
                        }

                        cur = cur.nextSibling;
                    }

                    return 1;
                };
            }

            // Document sorting and removing duplicates
            Sizzle.uniqueSort = function (results) {
                var elem,
                    i = 1;

                if (sortOrder) {
                    hasDuplicate = baseHasDuplicate;
                    results.sort(sortOrder);

                    if (hasDuplicate) {
                        for (; (elem = results[i]); i++) {
                            if (elem === results[i - 1]) {
                                results.splice(i--, 1);
                            }
                        }
                    }
                }

                return results;
            };

            function multipleContexts(selector, contexts, results, seed) {
                var i = 0,
                    len = contexts.length;
                for (; i < len; i++) {
                    Sizzle(selector, contexts[i], results, seed);
                }
            }

            function handlePOSGroup(selector, posfilter, argument, contexts, seed, not) {
                var results,
                    fn = Expr.setFilters[posfilter.toLowerCase()];

                if (!fn) {
                    Sizzle.error(posfilter);
                }

                if (selector || !(results = seed)) {
                    multipleContexts(selector || "*", contexts, (results = []), seed);
                }

                return results.length > 0 ? fn(results, argument, not) : [];
            }

            function handlePOS(selector, context, results, seed, groups) {
                var match, not, anchor, ret, elements, currentContexts, part, lastIndex,
                    i = 0,
                    len = groups.length,
                    rpos = matchExpr["POS"],
                    // This is generated here in case matchExpr["POS"] is extended
                    rposgroups = new RegExp("^" + rpos.source + "(?!" + whitespace + ")", "i"),
                    // This is for making sure non-participating
                    // matching groups are represented cross-browser (IE6-8)
                    setUndefined = function () {
                        var i = 1,
                            len = arguments.length - 2;
                        for (; i < len; i++) {
                            if (arguments[i] === undefined) {
                                match[i] = undefined;
                            }
                        }
                    };

                for (; i < len; i++) {
                    // Reset regex index to 0
                    rpos.exec("");
                    selector = groups[i];
                    ret = [];
                    anchor = 0;
                    elements = seed;
                    while ((match = rpos.exec(selector))) {
                        lastIndex = rpos.lastIndex = match.index + match[0].length;
                        if (lastIndex > anchor) {
                            part = selector.slice(anchor, match.index);
                            anchor = lastIndex;
                            currentContexts = [context];

                            if (rcombinators.test(part)) {
                                if (elements) {
                                    currentContexts = elements;
                                }
                                elements = seed;
                            }

                            if ((not = rendsWithNot.test(part))) {
                                part = part.slice(0, -5).replace(rcombinators, "$&*");
                            }

                            if (match.length > 1) {
                                match[0].replace(rposgroups, setUndefined);
                            }
                            elements = handlePOSGroup(part, match[1], match[2], currentContexts, elements, not);
                        }
                    }

                    if (elements) {
                        ret = ret.concat(elements);

                        if ((part = selector.slice(anchor)) && part !== ")") {
                            if (rcombinators.test(part)) {
                                multipleContexts(part, ret, results, seed);
                            } else {
                                Sizzle(part, context, results, seed ? seed.concat(elements) : elements);
                            }
                        } else {
                            push.apply(results, ret);
                        }
                    } else {
                        Sizzle(selector, context, results, seed);
                    }
                }

                // Do not sort if this is a single filter
                return len === 1 ? results : Sizzle.uniqueSort(results);
            }

            function tokenize(selector, context, xml) {
                var tokens, soFar, type,
                    groups = [],
                    i = 0,

                    // Catch obvious selector issues: terminal ")"; nonempty fallback match
                    // rselector never fails to match *something*
                    match = rselector.exec(selector),
                    matched = !match.pop() && !match.pop(),
                    selectorGroups = matched && selector.match(rgroups) || [""],

                    preFilters = Expr.preFilter,
                    filters = Expr.filter,
                    checkContext = !xml && context !== document;

                for (; (soFar = selectorGroups[i]) != null && matched; i++) {
                    groups.push(tokens = []);

                    // Need to make sure we're within a narrower context if necessary
                    // Adding a descendant combinator will generate what is needed
                    if (checkContext) {
                        soFar = " " + soFar;
                    }

                    while (soFar) {
                        matched = false;

                        // Combinators
                        if ((match = rcombinators.exec(soFar))) {
                            soFar = soFar.slice(match[0].length);

                            // Cast descendant combinators to space
                            matched = tokens.push({part: match.pop().replace(rtrim, " "), captures: match});
                        }

                        // Filters
                        for (type in filters) {
                            if ((match = matchExpr[type].exec(soFar)) && (!preFilters[type] ||
                                (match = preFilters[type](match, context, xml)) )) {

                                soFar = soFar.slice(match.shift().length);
                                matched = tokens.push({part: type, captures: match});
                            }
                        }

                        if (!matched) {
                            break;
                        }
                    }
                }

                if (!matched) {
                    Sizzle.error(selector);
                }

                return groups;
            }

            function addCombinator(matcher, combinator, context) {
                var dir = combinator.dir,
                    doneName = done++;

                if (!matcher) {
                    // If there is no matcher to check, check against the context
                    matcher = function (elem) {
                        return elem === context;
                    };
                }
                return combinator.first ?
                    function (elem, context) {
                        while ((elem = elem[dir])) {
                            if (elem.nodeType === 1) {
                                return matcher(elem, context) && elem;
                            }
                        }
                    } :
                    function (elem, context) {
                        var cache,
                            dirkey = doneName + "." + dirruns,
                            cachedkey = dirkey + "." + cachedruns;
                        while ((elem = elem[dir])) {
                            if (elem.nodeType === 1) {
                                if ((cache = elem[expando]) === cachedkey) {
                                    return elem.sizset;
                                } else if (typeof cache === "string" && cache.indexOf(dirkey) === 0) {
                                    if (elem.sizset) {
                                        return elem;
                                    }
                                } else {
                                    elem[expando] = cachedkey;
                                    if (matcher(elem, context)) {
                                        elem.sizset = true;
                                        return elem;
                                    }
                                    elem.sizset = false;
                                }
                            }
                        }
                    };
            }

            function addMatcher(higher, deeper) {
                return higher ?
                    function (elem, context) {
                        var result = deeper(elem, context);
                        return result && higher(result === true ? elem : result, context);
                    } :
                    deeper;
            }

            // ["TAG", ">", "ID", " ", "CLASS"]
            function matcherFromTokens(tokens, context, xml) {
                var token, matcher,
                    i = 0;

                for (; (token = tokens[i]); i++) {
                    if (Expr.relative[token.part]) {
                        matcher = addCombinator(matcher, Expr.relative[token.part], context);
                    } else {
                        token.captures.push(context, xml);
                        matcher = addMatcher(matcher, Expr.filter[token.part].apply(null, token.captures));
                    }
                }

                return matcher;
            }

            function matcherFromGroupMatchers(matchers) {
                return function (elem, context) {
                    var matcher,
                        j = 0;
                    for (; (matcher = matchers[j]); j++) {
                        if (matcher(elem, context)) {
                            return true;
                        }
                    }
                    return false;
                };
            }

            var compile = Sizzle.compile = function (selector, context, xml) {
                var tokens, group, i,
                    cached = compilerCache[selector];

                // Return a cached group function if already generated (context dependent)
                if (cached && cached.context === context) {
                    return cached;
                }

                // Generate a function of recursive functions that can be used to check each element
                group = tokenize(selector, context, xml);
                for (i = 0; (tokens = group[i]); i++) {
                    group[i] = matcherFromTokens(tokens, context, xml);
                }

                // Cache the compiled function
                cached = compilerCache[selector] = matcherFromGroupMatchers(group);
                cached.context = context;
                cached.runs = cached.dirruns = 0;
                cachedSelectors.push(selector);
                // Ensure only the most recent are cached
                if (cachedSelectors.length > Expr.cacheLength) {
                    delete compilerCache[cachedSelectors.shift()];
                }
                return cached;
            };

            Sizzle.matches = function (expr, elements) {
                return Sizzle(expr, null, null, elements);
            };

            Sizzle.matchesSelector = function (elem, expr) {
                return Sizzle(expr, null, null, [elem]).length > 0;
            };

            var select = function (selector, context, results, seed, xml) {
                // Remove excessive whitespace
                selector = selector.replace(rtrim, "$1");
                var elements, matcher, i, len, elem, token,
                    type, findContext, notTokens,
                    match = selector.match(rgroups),
                    tokens = selector.match(rtokens),
                    contextNodeType = context.nodeType;

                // POS handling
                if (matchExpr["POS"].test(selector)) {
                    return handlePOS(selector, context, results, seed, match);
                }

                if (seed) {
                    elements = slice.call(seed, 0);

                    // To maintain document order, only narrow the
                    // set if there is one group
                } else if (match && match.length === 1) {

                    // Take a shortcut and set the context if the root selector is an ID
                    if (tokens.length > 1 && contextNodeType === 9 && !xml &&
                        (match = matchExpr["ID"].exec(tokens[0]))) {

                        context = Expr.find["ID"](match[1], context, xml)[0];
                        if (!context) {
                            return results;
                        }

                        selector = selector.slice(tokens.shift().length);
                    }

                    findContext = ( (match = rsibling.exec(tokens[0])) && !match.index && context.parentNode ) || context;

                    // Get the last token, excluding :not
                    notTokens = tokens.pop();
                    token = notTokens.split(":not")[0];

                    for (i = 0, len = Expr.order.length; i < len; i++) {
                        type = Expr.order[i];

                        if ((match = matchExpr[type].exec(token))) {
                            elements = Expr.find[type]((match[1] || "").replace(rbackslash, ""), findContext, xml);

                            if (elements == null) {
                                continue;
                            }

                            if (token === notTokens) {
                                selector = selector.slice(0, selector.length - notTokens.length) +
                                    token.replace(matchExpr[type], "");

                                if (!selector) {
                                    push.apply(results, slice.call(elements, 0));
                                }
                            }
                            break;
                        }
                    }
                }

                // Only loop over the given elements once
                // If selector is empty, we're already done
                if (selector) {
                    matcher = compile(selector, context, xml);
                    dirruns = matcher.dirruns++;

                    if (elements == null) {
                        elements = Expr.find["TAG"]("*", (rsibling.test(selector) && context.parentNode) || context);
                    }
                    for (i = 0; (elem = elements[i]); i++) {
                        cachedruns = matcher.runs++;
                        if (matcher(elem, context)) {
                            results.push(elem);
                        }
                    }
                }

                return results;
            };

            if (document.querySelectorAll) {
                (function () {
                    var disconnectedMatch,
                        oldSelect = select,
                        rescape = /'|\\/g,
                        rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g,
                        rbuggyQSA = [],
                        // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
                        // A support test would require too much code (would include document ready)
                        // just skip matchesSelector for :active
                        rbuggyMatches = [":active"],
                        matches = docElem.matchesSelector ||
                            docElem.mozMatchesSelector ||
                            docElem.webkitMatchesSelector ||
                            docElem.oMatchesSelector ||
                            docElem.msMatchesSelector;

                    // Build QSA regex
                    // Regex strategy adopted from Diego Perini
                    assert(function (div) {
                        div.innerHTML = "<select><option selected></option></select>";

                        // IE8 - Some boolean attributes are not treated correctly
                        if (!div.querySelectorAll("[selected]").length) {
                            rbuggyQSA.push("\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)");
                        }

                        // Webkit/Opera - :checked should return selected option elements
                        // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                        // IE8 throws error here (do not put tests after this one)
                        if (!div.querySelectorAll(":checked").length) {
                            rbuggyQSA.push(":checked");
                        }
                    });

                    assert(function (div) {

                        // Opera 10-12/IE9 - ^= $= *= and empty values
                        // Should not select anything
                        div.innerHTML = "<p test=''></p>";
                        if (div.querySelectorAll("[test^='']").length) {
                            rbuggyQSA.push("[*^$]=" + whitespace + "*(?:\"\"|'')");
                        }

                        // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
                        // IE8 throws error here (do not put tests after this one)
                        div.innerHTML = "<input type='hidden'>";
                        if (!div.querySelectorAll(":enabled").length) {
                            rbuggyQSA.push(":enabled", ":disabled");
                        }
                    });

                    rbuggyQSA = rbuggyQSA.length && new RegExp(rbuggyQSA.join("|"));

                    select = function (selector, context, results, seed, xml) {
                        // Only use querySelectorAll when not filtering,
                        // when this is not xml,
                        // and when no QSA bugs apply
                        if (!seed && !xml && (!rbuggyQSA || !rbuggyQSA.test(selector))) {
                            if (context.nodeType === 9) {
                                try {
                                    push.apply(results, slice.call(context.querySelectorAll(selector), 0));
                                    return results;
                                } catch (qsaError) {
                                }
                                // qSA works strangely on Element-rooted queries
                                // We can work around this by specifying an extra ID on the root
                                // and working up from there (Thanks to Andrew Dupont for the technique)
                                // IE 8 doesn't work on object elements
                            } else if (context.nodeType === 1 && context.nodeName.toLowerCase() !== "object") {
                                var old = context.getAttribute("id"),
                                    nid = old || expando,
                                    newContext = rsibling.test(selector) && context.parentNode || context;

                                if (old) {
                                    nid = nid.replace(rescape, "\\$&");
                                } else {
                                    context.setAttribute("id", nid);
                                }

                                try {
                                    push.apply(results, slice.call(newContext.querySelectorAll(
                                        selector.replace(rgroups, "[id='" + nid + "'] $&")
                                    ), 0));
                                    return results;
                                } catch (qsaError) {
                                } finally {
                                    if (!old) {
                                        context.removeAttribute("id");
                                    }
                                }
                            }
                        }

                        return oldSelect(selector, context, results, seed, xml);
                    };

                    if (matches) {
                        assert(function (div) {
                            // Check to see if it's possible to do matchesSelector
                            // on a disconnected node (IE 9)
                            disconnectedMatch = matches.call(div, "div");

                            // This should fail with an exception
                            // Gecko does not error, returns false instead
                            try {
                                matches.call(div, "[test!='']:sizzle");
                                rbuggyMatches.push(Expr.match.PSEUDO);
                            } catch (e) {
                            }
                        });

                        // rbuggyMatches always contains :active, so no need for a length check
                        rbuggyMatches = /* rbuggyMatches.length && */ new RegExp(rbuggyMatches.join("|"));

                        Sizzle.matchesSelector = function (elem, expr) {
                            // Make sure that attribute selectors are quoted
                            expr = expr.replace(rattributeQuotes, "='$1']");

                            // rbuggyMatches always contains :active, so no need for an existence check
                            if (!isXML(elem) && !rbuggyMatches.test(expr) && (!rbuggyQSA || !rbuggyQSA.test(expr))) {
                                try {
                                    var ret = matches.call(elem, expr);

                                    // IE 9's matchesSelector returns false on disconnected nodes
                                    if (ret || disconnectedMatch ||
                                        // As well, disconnected nodes are said to be in a document
                                        // fragment in IE 9
                                        elem.document && elem.document.nodeType !== 11) {
                                        return ret;
                                    }
                                } catch (e) {
                                }
                            }

                            return Sizzle(expr, null, null, [elem]).length > 0;
                        };
                    }
                })();
            }

            // Override sizzle attribute retrieval
            Sizzle.attr = jQuery.attr;
            jQuery.find = Sizzle;
            jQuery.expr = Sizzle.selectors;
            jQuery.expr[":"] = jQuery.expr.pseudos;
            jQuery.unique = Sizzle.uniqueSort;
            jQuery.text = Sizzle.getText;
            jQuery.isXMLDoc = Sizzle.isXML;
            jQuery.contains = Sizzle.contains;


        })(window);
        var runtil = /Until$/,
            rparentsprev = /^(?:parents|prev(?:Until|All))/,
            isSimple = /^.[^:#\[\.,]*$/,
            rneedsContext = jQuery.expr.match.needsContext,
            // methods guaranteed to produce a unique set when starting from a unique set
            guaranteedUnique = {
                children: true,
                contents: true,
                next: true,
                prev: true
            };

        jQuery.fn.extend({
            find: function (selector) {
                var i, l, length, n, r, ret,
                    self = this;

                if (typeof selector !== "string") {
                    return jQuery(selector).filter(function () {
                        for (i = 0, l = self.length; i < l; i++) {
                            if (jQuery.contains(self[i], this)) {
                                return true;
                            }
                        }
                    });
                }

                ret = this.pushStack("", "find", selector);

                for (i = 0, l = this.length; i < l; i++) {
                    length = ret.length;
                    jQuery.find(selector, this[i], ret);

                    if (i > 0) {
                        // Make sure that the results are unique
                        for (n = length; n < ret.length; n++) {
                            for (r = 0; r < length; r++) {
                                if (ret[r] === ret[n]) {
                                    ret.splice(n--, 1);
                                    break;
                                }
                            }
                        }
                    }
                }

                return ret;
            },

            has: function (target) {
                var i,
                    targets = jQuery(target, this),
                    len = targets.length;

                return this.filter(function () {
                    for (i = 0; i < len; i++) {
                        if (jQuery.contains(this, targets[i])) {
                            return true;
                        }
                    }
                });
            },

            not: function (selector) {
                return this.pushStack(winnow(this, selector, false), "not", selector);
            },

            filter: function (selector) {
                return this.pushStack(winnow(this, selector, true), "filter", selector);
            },

            is: function (selector) {
                return !!selector && (
                        typeof selector === "string" ?
                            // If this is a positional/relative selector, check membership in the returned set
                            // so $("p:first").is("p:last") won't return true for a doc with two "p".
                            rneedsContext.test(selector) ?
                            jQuery(selector, this.context).index(this[0]) >= 0 :
                            jQuery.filter(selector, this).length > 0 :
                        this.filter(selector).length > 0 );
            },

            closest: function (selectors, context) {
                var cur,
                    i = 0,
                    l = this.length,
                    ret = [],
                    pos = rneedsContext.test(selectors) || typeof selectors !== "string" ?
                        jQuery(selectors, context || this.context) :
                        0;

                for (; i < l; i++) {
                    cur = this[i];

                    while (cur && cur.ownerDocument && cur !== context && cur.nodeType !== 11) {
                        if (pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors)) {
                            ret.push(cur);
                            break;
                        }
                        cur = cur.parentNode;
                    }
                }

                ret = ret.length > 1 ? jQuery.unique(ret) : ret;

                return this.pushStack(ret, "closest", selectors);
            },

            // Determine the position of an element within
            // the matched set of elements
            index: function (elem) {

                // No argument, return index in parent
                if (!elem) {
                    return ( this[0] && this[0].parentNode ) ? this.prevAll().length : -1;
                }

                // index in selector
                if (typeof elem === "string") {
                    return jQuery.inArray(this[0], jQuery(elem));
                }

                // Locate the position of the desired element
                return jQuery.inArray(
                    // If it receives a jQuery object, the first element is used
                    elem.jquery ? elem[0] : elem, this);
            },

            add: function (selector, context) {
                var set = typeof selector === "string" ?
                        jQuery(selector, context) :
                        jQuery.makeArray(selector && selector.nodeType ? [selector] : selector),
                    all = jQuery.merge(this.get(), set);

                return this.pushStack(isDisconnected(set[0]) || isDisconnected(all[0]) ?
                    all :
                    jQuery.unique(all));
            },

            addBack: function (selector) {
                return this.add(selector == null ?
                    this.prevObject : this.prevObject.filter(selector)
                );
            }
        });

        jQuery.fn.andSelf = jQuery.fn.addBack;

        // A painfully simple check to see if an element is disconnected
        // from a document (should be improved, where feasible).
        function isDisconnected(node) {
            return !node || !node.parentNode || node.parentNode.nodeType === 11;
        }

        function sibling(cur, dir) {
            do {
                cur = cur[dir];
            } while (cur && cur.nodeType !== 1);

            return cur;
        }

        jQuery.each({
            parent: function (elem) {
                var parent = elem.parentNode;
                return parent && parent.nodeType !== 11 ? parent : null;
            },
            parents: function (elem) {
                return jQuery.dir(elem, "parentNode");
            },
            parentsUntil: function (elem, i, until) {
                return jQuery.dir(elem, "parentNode", until);
            },
            next: function (elem) {
                return sibling(elem, "nextSibling");
            },
            prev: function (elem) {
                return sibling(elem, "previousSibling");
            },
            nextAll: function (elem) {
                return jQuery.dir(elem, "nextSibling");
            },
            prevAll: function (elem) {
                return jQuery.dir(elem, "previousSibling");
            },
            nextUntil: function (elem, i, until) {
                return jQuery.dir(elem, "nextSibling", until);
            },
            prevUntil: function (elem, i, until) {
                return jQuery.dir(elem, "previousSibling", until);
            },
            siblings: function (elem) {
                return jQuery.sibling(( elem.parentNode || {} ).firstChild, elem);
            },
            children: function (elem) {
                return jQuery.sibling(elem.firstChild);
            },
            contents: function (elem) {
                return jQuery.nodeName(elem, "iframe") ?
                elem.contentDocument || elem.contentWindow.document :
                    jQuery.merge([], elem.childNodes);
            }
        }, function (name, fn) {
            jQuery.fn[name] = function (until, selector) {
                var ret = jQuery.map(this, fn, until);

                if (!runtil.test(name)) {
                    selector = until;
                }

                if (selector && typeof selector === "string") {
                    ret = jQuery.filter(selector, ret);
                }

                ret = this.length > 1 && !guaranteedUnique[name] ? jQuery.unique(ret) : ret;

                if (this.length > 1 && rparentsprev.test(name)) {
                    ret = ret.reverse();
                }

                return this.pushStack(ret, name, core_slice.call(arguments).join(","));
            };
        });

        jQuery.extend({
            filter: function (expr, elems, not) {
                if (not) {
                    expr = ":not(" + expr + ")";
                }

                return elems.length === 1 ?
                    jQuery.find.matchesSelector(elems[0], expr) ? [elems[0]] : [] :
                    jQuery.find.matches(expr, elems);
            },

            dir: function (elem, dir, until) {
                var matched = [],
                    cur = elem[dir];

                while (cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery(cur).is(until))) {
                    if (cur.nodeType === 1) {
                        matched.push(cur);
                    }
                    cur = cur[dir];
                }
                return matched;
            },

            sibling: function (n, elem) {
                var r = [];

                for (; n; n = n.nextSibling) {
                    if (n.nodeType === 1 && n !== elem) {
                        r.push(n);
                    }
                }

                return r;
            }
        });

        // Implement the identical functionality for filter and not
        function winnow(elements, qualifier, keep) {

            // Can't pass null or undefined to indexOf in Firefox 4
            // Set to 0 to skip string check
            qualifier = qualifier || 0;

            if (jQuery.isFunction(qualifier)) {
                return jQuery.grep(elements, function (elem, i) {
                    var retVal = !!qualifier.call(elem, i, elem);
                    return retVal === keep;
                });

            } else if (qualifier.nodeType) {
                return jQuery.grep(elements, function (elem, i) {
                    return ( elem === qualifier ) === keep;
                });

            } else if (typeof qualifier === "string") {
                var filtered = jQuery.grep(elements, function (elem) {
                    return elem.nodeType === 1;
                });

                if (isSimple.test(qualifier)) {
                    return jQuery.filter(qualifier, filtered, !keep);
                } else {
                    qualifier = jQuery.filter(qualifier, filtered);
                }
            }

            return jQuery.grep(elements, function (elem, i) {
                return ( jQuery.inArray(elem, qualifier) >= 0 ) === keep;
            });
        }

        function createSafeFragment(document) {
            var list = nodeNames.split("|"),
                safeFrag = document.createDocumentFragment();

            if (safeFrag.createElement) {
                while (list.length) {
                    safeFrag.createElement(
                        list.pop()
                    );
                }
            }
            return safeFrag;
        }

        var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" +
                "header|hgroup|mark|meter|nav|output|progress|section|summary|time|video",
            rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
            rleadingWhitespace = /^\s+/,
            rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
            rtagName = /<([\w:]+)/,
            rtbody = /<tbody/i,
            rhtml = /<|&#?\w+;/,
            rnoInnerhtml = /<(?:script|style|link)/i,
            rnocache = /<(?:script|object|embed|option|style)/i,
            rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
            rcheckableType = /^(?:checkbox|radio)$/,
            // checked="checked" or checked
            rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
            rscriptType = /\/(java|ecma)script/i,
            rcleanScript = /^\s*<!(?:\[CDATA\[|\-\-)|[\]\-]{2}>\s*$/g,
            wrapMap = {
                option: [1, "<select multiple='multiple'>", "</select>"],
                legend: [1, "<fieldset>", "</fieldset>"],
                thead: [1, "<table>", "</table>"],
                tr: [2, "<table><tbody>", "</tbody></table>"],
                td: [3, "<table><tbody><tr>", "</tr></tbody></table>"],
                col: [2, "<table><tbody></tbody><colgroup>", "</colgroup></table>"],
                area: [1, "<map>", "</map>"],
                _default: [0, "", ""]
            },
            safeFragment = createSafeFragment(document),
            fragmentDiv = safeFragment.appendChild(document.createElement("div"));

        wrapMap.optgroup = wrapMap.option;
        wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
        wrapMap.th = wrapMap.td;

        // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
        // unless wrapped in a div with non-breaking characters in front of it.
        if (!jQuery.support.htmlSerialize) {
            wrapMap._default = [1, "X<div>", "</div>"];
        }

        jQuery.fn.extend({
            text: function (value) {
                return jQuery.access(this, function (value) {
                    return value === undefined ?
                        jQuery.text(this) :
                        this.empty().append(( this[0] && this[0].ownerDocument || document ).createTextNode(value));
                }, null, value, arguments.length);
            },

            wrapAll: function (html) {
                if (jQuery.isFunction(html)) {
                    return this.each(function (i) {
                        jQuery(this).wrapAll(html.call(this, i));
                    });
                }

                if (this[0]) {
                    // The elements to wrap the target around
                    var wrap = jQuery(html, this[0].ownerDocument).eq(0).clone(true);

                    if (this[0].parentNode) {
                        wrap.insertBefore(this[0]);
                    }

                    wrap.map(function () {
                        var elem = this;

                        while (elem.firstChild && elem.firstChild.nodeType === 1) {
                            elem = elem.firstChild;
                        }

                        return elem;
                    }).append(this);
                }

                return this;
            },

            wrapInner: function (html) {
                if (jQuery.isFunction(html)) {
                    return this.each(function (i) {
                        jQuery(this).wrapInner(html.call(this, i));
                    });
                }

                return this.each(function () {
                    var self = jQuery(this),
                        contents = self.contents();

                    if (contents.length) {
                        contents.wrapAll(html);

                    } else {
                        self.append(html);
                    }
                });
            },

            wrap: function (html) {
                var isFunction = jQuery.isFunction(html);

                return this.each(function (i) {
                    jQuery(this).wrapAll(isFunction ? html.call(this, i) : html);
                });
            },

            unwrap: function () {
                return this.parent().each(function () {
                    if (!jQuery.nodeName(this, "body")) {
                        jQuery(this).replaceWith(this.childNodes);
                    }
                }).end();
            },

            append: function () {
                return this.domManip(arguments, true, function (elem) {
                    if (this.nodeType === 1 || this.nodeType === 11) {
                        this.appendChild(elem);
                    }
                });
            },

            prepend: function () {
                return this.domManip(arguments, true, function (elem) {
                    if (this.nodeType === 1 || this.nodeType === 11) {
                        this.insertBefore(elem, this.firstChild);
                    }
                });
            },

            before: function () {
                if (!isDisconnected(this[0])) {
                    return this.domManip(arguments, false, function (elem) {
                        this.parentNode.insertBefore(elem, this);
                    });
                }

                if (arguments.length) {
                    var set = jQuery.clean(arguments);
                    return this.pushStack(jQuery.merge(set, this), "before", this.selector);
                }
            },

            after: function () {
                if (!isDisconnected(this[0])) {
                    return this.domManip(arguments, false, function (elem) {
                        this.parentNode.insertBefore(elem, this.nextSibling);
                    });
                }

                if (arguments.length) {
                    var set = jQuery.clean(arguments);
                    return this.pushStack(jQuery.merge(this, set), "after", this.selector);
                }
            },

            // keepData is for internal use only--do not document
            remove: function (selector, keepData) {
                var elem,
                    i = 0;

                for (; (elem = this[i]) != null; i++) {
                    if (!selector || jQuery.filter(selector, [elem]).length) {
                        if (!keepData && elem.nodeType === 1) {
                            jQuery.cleanData(elem.getElementsByTagName("*"));
                            jQuery.cleanData([elem]);
                        }

                        if (elem.parentNode) {
                            elem.parentNode.removeChild(elem);
                        }
                    }
                }

                return this;
            },

            empty: function () {
                var elem,
                    i = 0;

                for (; (elem = this[i]) != null; i++) {
                    // Remove element nodes and prevent memory leaks
                    if (elem.nodeType === 1) {
                        jQuery.cleanData(elem.getElementsByTagName("*"));
                    }

                    // Remove any remaining nodes
                    while (elem.firstChild) {
                        elem.removeChild(elem.firstChild);
                    }
                }

                return this;
            },

            clone: function (dataAndEvents, deepDataAndEvents) {
                dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
                deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;

                return this.map(function () {
                    return jQuery.clone(this, dataAndEvents, deepDataAndEvents);
                });
            },

            html: function (value) {
                return jQuery.access(this, function (value) {
                    var elem = this[0] || {},
                        i = 0,
                        l = this.length;

                    if (value === undefined) {
                        return elem.nodeType === 1 ?
                            elem.innerHTML.replace(rinlinejQuery, "") :
                            undefined;
                    }

                    // See if we can take a shortcut and just use innerHTML
                    if (typeof value === "string" && !rnoInnerhtml.test(value) &&
                        ( jQuery.support.htmlSerialize || !rnoshimcache.test(value)  ) &&
                        ( jQuery.support.leadingWhitespace || !rleadingWhitespace.test(value) ) && !wrapMap[( rtagName.exec(value) || ["", ""] )[1].toLowerCase()]) {

                        value = value.replace(rxhtmlTag, "<$1></$2>");

                        try {
                            for (; i < l; i++) {
                                // Remove element nodes and prevent memory leaks
                                elem = this[i] || {};
                                if (elem.nodeType === 1) {
                                    jQuery.cleanData(elem.getElementsByTagName("*"));
                                    elem.innerHTML = value;
                                }
                            }

                            elem = 0;

                            // If using innerHTML throws an exception, use the fallback method
                        } catch (e) {
                        }
                    }

                    if (elem) {
                        this.empty().append(value);
                    }
                }, null, value, arguments.length);
            },

            replaceWith: function (value) {
                if (!isDisconnected(this[0])) {
                    // Make sure that the elements are removed from the DOM before they are inserted
                    // this can help fix replacing a parent with child elements
                    if (jQuery.isFunction(value)) {
                        return this.each(function (i) {
                            var self = jQuery(this), old = self.html();
                            self.replaceWith(value.call(this, i, old));
                        });
                    }

                    if (typeof value !== "string") {
                        value = jQuery(value).detach();
                    }

                    return this.each(function () {
                        var next = this.nextSibling,
                            parent = this.parentNode;

                        jQuery(this).remove();

                        if (next) {
                            jQuery(next).before(value);
                        } else {
                            jQuery(parent).append(value);
                        }
                    });
                }

                return this.length ?
                    this.pushStack(jQuery(jQuery.isFunction(value) ? value() : value), "replaceWith", value) :
                    this;
            },

            detach: function (selector) {
                return this.remove(selector, true);
            },

            domManip: function (args, table, callback) {

                // Flatten any nested arrays
                args = [].concat.apply([], args);

                var results, first, fragment, iNoClone,
                    i = 0,
                    value = args[0],
                    scripts = [],
                    l = this.length;

                // We can't cloneNode fragments that contain checked, in WebKit
                if (!jQuery.support.checkClone && l > 1 && typeof value === "string" && rchecked.test(value)) {
                    return this.each(function () {
                        jQuery(this).domManip(args, table, callback);
                    });
                }

                if (jQuery.isFunction(value)) {
                    return this.each(function (i) {
                        var self = jQuery(this);
                        args[0] = value.call(this, i, table ? self.html() : undefined);
                        self.domManip(args, table, callback);
                    });
                }

                if (this[0]) {
                    results = jQuery.buildFragment(args, this, scripts);
                    fragment = results.fragment;
                    first = fragment.firstChild;

                    if (fragment.childNodes.length === 1) {
                        fragment = first;
                    }

                    if (first) {
                        table = table && jQuery.nodeName(first, "tr");

                        // Use the original fragment for the last item instead of the first because it can end up
                        // being emptied incorrectly in certain situations (#8070).
                        // Fragments from the fragment cache must always be cloned and never used in place.
                        for (iNoClone = results.cacheable || l - 1; i < l; i++) {
                            callback.call(
                                table && jQuery.nodeName(this[i], "table") ?
                                    findOrAppend(this[i], "tbody") :
                                    this[i],
                                i === iNoClone ?
                                    fragment :
                                    jQuery.clone(fragment, true, true)
                            );
                        }
                    }

                    // Fix #11809: Avoid leaking memory
                    fragment = first = null;

                    if (scripts.length) {
                        jQuery.each(scripts, function (i, elem) {
                            if (elem.src) {
                                if (jQuery.ajax) {
                                    jQuery.ajax({
                                        url: elem.src,
                                        type: "GET",
                                        dataType: "script",
                                        async: false,
                                        global: false,
                                        "throws": true
                                    });
                                } else {
                                    jQuery.error("no ajax");
                                }
                            } else {
                                jQuery.globalEval(( elem.text || elem.textContent || elem.innerHTML || "" ).replace(rcleanScript, ""));
                            }

                            if (elem.parentNode) {
                                elem.parentNode.removeChild(elem);
                            }
                        });
                    }
                }

                return this;
            }
        });

        function findOrAppend(elem, tag) {
            return elem.getElementsByTagName(tag)[0] || elem.appendChild(elem.ownerDocument.createElement(tag));
        }

        function cloneCopyEvent(src, dest) {

            if (dest.nodeType !== 1 || !jQuery.hasData(src)) {
                return;
            }

            var type, i, l,
                oldData = jQuery._data(src),
                curData = jQuery._data(dest, oldData),
                events = oldData.events;

            if (events) {
                delete curData.handle;
                curData.events = {};

                for (type in events) {
                    for (i = 0, l = events[type].length; i < l; i++) {
                        jQuery.event.add(dest, type, events[type][i]);
                    }
                }
            }

            // make the cloned public data object a copy from the original
            if (curData.data) {
                curData.data = jQuery.extend({}, curData.data);
            }
        }

        function cloneFixAttributes(src, dest) {
            var nodeName;

            // We do not need to do anything for non-Elements
            if (dest.nodeType !== 1) {
                return;
            }

            // clearAttributes removes the attributes, which we don't want,
            // but also removes the attachEvent events, which we *do* want
            if (dest.clearAttributes) {
                dest.clearAttributes();
            }

            // mergeAttributes, in contrast, only merges back on the
            // original attributes, not the events
            if (dest.mergeAttributes) {
                dest.mergeAttributes(src);
            }

            nodeName = dest.nodeName.toLowerCase();

            if (nodeName === "object") {
                // IE6-10 improperly clones children of object elements using classid.
                // IE10 throws NoModificationAllowedError if parent is null, #12132.
                if (dest.parentNode) {
                    dest.outerHTML = src.outerHTML;
                }

                // This path appears unavoidable for IE9. When cloning an object
                // element in IE9, the outerHTML strategy above is not sufficient.
                // If the src has innerHTML and the destination does not,
                // copy the src.innerHTML into the dest.innerHTML. #10324
                if (jQuery.support.html5Clone && (src.innerHTML && !jQuery.trim(dest.innerHTML))) {
                    dest.innerHTML = src.innerHTML;
                }

            } else if (nodeName === "input" && rcheckableType.test(src.type)) {
                // IE6-8 fails to persist the checked state of a cloned checkbox
                // or radio button. Worse, IE6-7 fail to give the cloned element
                // a checked appearance if the defaultChecked value isn't also set

                dest.defaultChecked = dest.checked = src.checked;

                // IE6-7 get confused and end up setting the value of a cloned
                // checkbox/radio button to an empty string instead of "on"
                if (dest.value !== src.value) {
                    dest.value = src.value;
                }

                // IE6-8 fails to return the selected option to the default selected
                // state when cloning options
            } else if (nodeName === "option") {
                dest.selected = src.defaultSelected;

                // IE6-8 fails to set the defaultValue to the correct value when
                // cloning other types of input fields
            } else if (nodeName === "input" || nodeName === "textarea") {
                dest.defaultValue = src.defaultValue;

                // IE blanks contents when cloning scripts
            } else if (nodeName === "script" && dest.text !== src.text) {
                dest.text = src.text;
            }

            // Event data gets referenced instead of copied if the expando
            // gets copied too
            dest.removeAttribute(jQuery.expando);
        }

        jQuery.buildFragment = function (args, context, scripts) {
            var fragment, cacheable, cachehit,
                first = args[0];

            // Set context from what may come in as undefined or a jQuery collection or a node
            context = context || document;
            context = (context[0] || context).ownerDocument || context[0] || context;

            // Ensure that an attr object doesn't incorrectly stand in as a document object
            // Chrome and Firefox seem to allow this to occur and will throw exception
            // Fixes #8950
            if (typeof context.createDocumentFragment === "undefined") {
                context = document;
            }

            // Only cache "small" (1/2 KB) HTML strings that are associated with the main document
            // Cloning options loses the selected state, so don't cache them
            // IE 6 doesn't like it when you put <object> or <embed> elements in a fragment
            // Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache
            // Lastly, IE6,7,8 will not correctly reuse cached fragments that were created from unknown elems #10501
            if (args.length === 1 && typeof first === "string" && first.length < 512 && context === document &&
                first.charAt(0) === "<" && !rnocache.test(first) &&
                (jQuery.support.checkClone || !rchecked.test(first)) &&
                (jQuery.support.html5Clone || !rnoshimcache.test(first))) {

                // Mark cacheable and look for a hit
                cacheable = true;
                fragment = jQuery.fragments[first];
                cachehit = fragment !== undefined;
            }

            if (!fragment) {
                fragment = context.createDocumentFragment();
                jQuery.clean(args, context, fragment, scripts);

                // Update the cache, but only store false
                // unless this is a second parsing of the same content
                if (cacheable) {
                    jQuery.fragments[first] = cachehit && fragment;
                }
            }

            return {fragment: fragment, cacheable: cacheable};
        };

        jQuery.fragments = {};

        jQuery.each({
            appendTo: "append",
            prependTo: "prepend",
            insertBefore: "before",
            insertAfter: "after",
            replaceAll: "replaceWith"
        }, function (name, original) {
            jQuery.fn[name] = function (selector) {
                var elems,
                    i = 0,
                    ret = [],
                    insert = jQuery(selector),
                    l = insert.length,
                    parent = this.length === 1 && this[0].parentNode;

                if ((parent == null || parent && parent.nodeType === 11 && parent.childNodes.length === 1) && l === 1) {
                    insert[original](this[0]);
                    return this;
                } else {
                    for (; i < l; i++) {
                        elems = ( i > 0 ? this.clone(true) : this ).get();
                        jQuery(insert[i])[original](elems);
                        ret = ret.concat(elems);
                    }

                    return this.pushStack(ret, name, insert.selector);
                }
            };
        });

        function getAll(elem) {
            if (typeof elem.getElementsByTagName !== "undefined") {
                return elem.getElementsByTagName("*");

            } else if (typeof elem.querySelectorAll !== "undefined") {
                return elem.querySelectorAll("*");

            } else {
                return [];
            }
        }

        // Used in clean, fixes the defaultChecked property
        function fixDefaultChecked(elem) {
            if (rcheckableType.test(elem.type)) {
                elem.defaultChecked = elem.checked;
            }
        }

        jQuery.extend({
            clone: function (elem, dataAndEvents, deepDataAndEvents) {
                var srcElements,
                    destElements,
                    i,
                    clone;

                if (jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test("<" + elem.nodeName + ">")) {
                    clone = elem.cloneNode(true);

                    // IE<=8 does not properly clone detached, unknown element nodes
                } else {
                    fragmentDiv.innerHTML = elem.outerHTML;
                    fragmentDiv.removeChild(clone = fragmentDiv.firstChild);
                }

                if ((!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) &&
                    (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem)) {
                    // IE copies events bound via attachEvent when using cloneNode.
                    // Calling detachEvent on the clone will also remove the events
                    // from the original. In order to get around this, we use some
                    // proprietary methods to clear the events. Thanks to MooTools
                    // guys for this hotness.

                    cloneFixAttributes(elem, clone);

                    // Using Sizzle here is crazy slow, so we use getElementsByTagName instead
                    srcElements = getAll(elem);
                    destElements = getAll(clone);

                    // Weird iteration because IE will replace the length property
                    // with an element if you are cloning the body and one of the
                    // elements on the page has a name or id of "length"
                    for (i = 0; srcElements[i]; ++i) {
                        // Ensure that the destination node is not null; Fixes #9587
                        if (destElements[i]) {
                            cloneFixAttributes(srcElements[i], destElements[i]);
                        }
                    }
                }

                // Copy the events from the original to the clone
                if (dataAndEvents) {
                    cloneCopyEvent(elem, clone);

                    if (deepDataAndEvents) {
                        srcElements = getAll(elem);
                        destElements = getAll(clone);

                        for (i = 0; srcElements[i]; ++i) {
                            cloneCopyEvent(srcElements[i], destElements[i]);
                        }
                    }
                }

                srcElements = destElements = null;

                // Return the cloned set
                return clone;
            },

            clean: function (elems, context, fragment, scripts) {
                var j, safe, elem, tag, wrap, depth, div, hasBody, tbody, len, handleScript, jsTags,
                    i = 0,
                    ret = [];

                // Ensure that context is a document
                if (!context || typeof context.createDocumentFragment === "undefined") {
                    context = document;
                }

                // Use the already-created safe fragment if context permits
                for (safe = context === document && safeFragment; (elem = elems[i]) != null; i++) {
                    if (typeof elem === "number") {
                        elem += "";
                    }

                    if (!elem) {
                        continue;
                    }

                    // Convert html string into DOM nodes
                    if (typeof elem === "string") {
                        if (!rhtml.test(elem)) {
                            elem = context.createTextNode(elem);
                        } else {
                            // Ensure a safe container in which to render the html
                            safe = safe || createSafeFragment(context);
                            div = div || safe.appendChild(context.createElement("div"));

                            // Fix "XHTML"-style tags in all browsers
                            elem = elem.replace(rxhtmlTag, "<$1></$2>");

                            // Go to html and back, then peel off extra wrappers
                            tag = ( rtagName.exec(elem) || ["", ""] )[1].toLowerCase();
                            wrap = wrapMap[tag] || wrapMap._default;
                            depth = wrap[0];
                            div.innerHTML = wrap[1] + elem + wrap[2];

                            // Move to the right depth
                            while (depth--) {
                                div = div.lastChild;
                            }

                            // Remove IE's autoinserted <tbody> from table fragments
                            if (!jQuery.support.tbody) {

                                // String was a <table>, *may* have spurious <tbody>
                                hasBody = rtbody.test(elem);
                                tbody = tag === "table" && !hasBody ?
                                div.firstChild && div.firstChild.childNodes :

                                    // String was a bare <thead> or <tfoot>
                                    wrap[1] === "<table>" && !hasBody ?
                                        div.childNodes :
                                        [];

                                for (j = tbody.length - 1; j >= 0; --j) {
                                    if (jQuery.nodeName(tbody[j], "tbody") && !tbody[j].childNodes.length) {
                                        tbody[j].parentNode.removeChild(tbody[j]);
                                    }
                                }
                            }

                            // IE completely kills leading whitespace when innerHTML is used
                            if (!jQuery.support.leadingWhitespace && rleadingWhitespace.test(elem)) {
                                div.insertBefore(context.createTextNode(rleadingWhitespace.exec(elem)[0]), div.firstChild);
                            }

                            elem = div.childNodes;

                            // Remember the top-level container for proper cleanup
                            div = safe.lastChild;
                        }
                    }

                    if (elem.nodeType) {
                        ret.push(elem);
                    } else {
                        ret = jQuery.merge(ret, elem);
                    }
                }

                // Fix #11356: Clear elements from safeFragment
                if (div) {
                    safe.removeChild(div);
                    elem = div = safe = null;
                }

                // Reset defaultChecked for any radios and checkboxes
                // about to be appended to the DOM in IE 6/7 (#8060)
                if (!jQuery.support.appendChecked) {
                    for (i = 0; (elem = ret[i]) != null; i++) {
                        if (jQuery.nodeName(elem, "input")) {
                            fixDefaultChecked(elem);
                        } else if (typeof elem.getElementsByTagName !== "undefined") {
                            jQuery.grep(elem.getElementsByTagName("input"), fixDefaultChecked);
                        }
                    }
                }

                // Append elements to a provided document fragment
                if (fragment) {
                    // Special handling of each script element
                    handleScript = function (elem) {
                        // Check if we consider it executable
                        if (!elem.type || rscriptType.test(elem.type)) {
                            // Detach the script and store it in the scripts array (if provided) or the fragment
                            // Return truthy to indicate that it has been handled
                            return scripts ?
                                scripts.push(elem.parentNode ? elem.parentNode.removeChild(elem) : elem) :
                                fragment.appendChild(elem);
                        }
                    };

                    for (i = 0; (elem = ret[i]) != null; i++) {
                        // Check if we're done after handling an executable script
                        if (!( jQuery.nodeName(elem, "script") && handleScript(elem) )) {
                            // Append to fragment and handle embedded scripts
                            fragment.appendChild(elem);
                            if (typeof elem.getElementsByTagName !== "undefined") {
                                // handleScript alters the DOM, so use jQuery.merge to ensure snapshot iteration
                                jsTags = jQuery.grep(jQuery.merge([], elem.getElementsByTagName("script")), handleScript);

                                // Splice the scripts into ret after their former ancestor and advance our index beyond them
                                ret.splice.apply(ret, [i + 1, 0].concat(jsTags));
                                i += jsTags.length;
                            }
                        }
                    }
                }

                return ret;
            },

            cleanData: function (elems, /* internal */ acceptData) {
                var data, id, elem, type,
                    i = 0,
                    internalKey = jQuery.expando,
                    cache = jQuery.cache,
                    deleteExpando = jQuery.support.deleteExpando,
                    special = jQuery.event.special;

                for (; (elem = elems[i]) != null; i++) {

                    if (acceptData || jQuery.acceptData(elem)) {

                        id = elem[internalKey];
                        data = id && cache[id];

                        if (data) {
                            if (data.events) {
                                for (type in data.events) {
                                    if (special[type]) {
                                        jQuery.event.remove(elem, type);

                                        // This is a shortcut to avoid jQuery.event.remove's overhead
                                    } else {
                                        jQuery.removeEvent(elem, type, data.handle);
                                    }
                                }
                            }

                            // Remove cache only if it was not already removed by jQuery.event.remove
                            if (cache[id]) {

                                delete cache[id];

                                // IE does not allow us to delete expando properties from nodes,
                                // nor does it have a removeAttribute function on Document nodes;
                                // we must handle all of these cases
                                if (deleteExpando) {
                                    delete elem[internalKey];

                                } else if (elem.removeAttribute) {
                                    elem.removeAttribute(internalKey);

                                } else {
                                    elem[internalKey] = null;
                                }

                                jQuery.deletedIds.push(id);
                            }
                        }
                    }
                }
            }
        });
        // Limit scope pollution from any deprecated API
        (function () {

            var matched, browser;

            // Use of jQuery.browser is frowned upon.
            // More details: http://api.jquery.com/jQuery.browser
            // jQuery.uaMatch maintained for back-compat
            jQuery.uaMatch = function (ua) {
                ua = ua.toLowerCase();

                var match = /(chrome)[ \/]([\w.]+)/.exec(ua) ||
                    /(webkit)[ \/]([\w.]+)/.exec(ua) ||
                    /(opera)(?:.*version|)[ \/]([\w.]+)/.exec(ua) ||
                    /(msie) ([\w.]+)/.exec(ua) ||
                    ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec(ua) ||
                    [];

                return {
                    browser: match[1] || "",
                    version: match[2] || "0"
                };
            };

            matched = jQuery.uaMatch(navigator.userAgent);
            browser = {};

            if (matched.browser) {
                browser[matched.browser] = true;
                browser.version = matched.version;
            }

            // Deprecated, use jQuery.browser.webkit instead
            // Maintained for back-compat only
            if (browser.webkit) {
                browser.safari = true;
            }

            jQuery.browser = browser;

            jQuery.sub = function () {
                function jQuerySub(selector, context) {
                    return new jQuerySub.fn.init(selector, context);
                }

                jQuery.extend(true, jQuerySub, this);
                jQuerySub.superclass = this;
                jQuerySub.fn = jQuerySub.prototype = this();
                jQuerySub.fn.constructor = jQuerySub;
                jQuerySub.sub = this.sub;
                jQuerySub.fn.init = function init(selector, context) {
                    if (context && context instanceof jQuery && !(context instanceof jQuerySub)) {
                        context = jQuerySub(context);
                    }

                    return jQuery.fn.init.call(this, selector, context, rootjQuerySub);
                };
                jQuerySub.fn.init.prototype = jQuerySub.fn;
                var rootjQuerySub = jQuerySub(document);
                return jQuerySub;
            };

        })();
        var curCSS, iframe, iframeDoc,
            ralpha = /alpha\([^)]*\)/i,
            ropacity = /opacity=([^)]*)/,
            rposition = /^(top|right|bottom|left)$/,
            rmargin = /^margin/,
            rnumsplit = new RegExp("^(" + core_pnum + ")(.*)$", "i"),
            rnumnonpx = new RegExp("^(" + core_pnum + ")(?!px)[a-z%]+$", "i"),
            rrelNum = new RegExp("^([-+])=(" + core_pnum + ")", "i"),
            elemdisplay = {},

            cssShow = {position: "absolute", visibility: "hidden", display: "block"},
            cssNormalTransform = {
                letterSpacing: 0,
                fontWeight: 400,
                lineHeight: 1
            },

            cssExpand = ["Top", "Right", "Bottom", "Left"],
            cssPrefixes = ["Webkit", "O", "Moz", "ms"],

            eventsToggle = jQuery.fn.toggle;

        // return a css property mapped to a potentially vendor prefixed property
        function vendorPropName(style, name) {

            // shortcut for names that are not vendor prefixed
            if (name in style) {
                return name;
            }

            // check for vendor prefixed names
            var capName = name.charAt(0).toUpperCase() + name.slice(1),
                origName = name,
                i = cssPrefixes.length;

            while (i--) {
                name = cssPrefixes[i] + capName;
                if (name in style) {
                    return name;
                }
            }

            return origName;
        }

        function isHidden(elem, el) {
            elem = el || elem;
            return jQuery.css(elem, "display") === "none" || !jQuery.contains(elem.ownerDocument, elem);
        }

        function showHide(elements, show) {
            var elem, display,
                values = [],
                index = 0,
                length = elements.length;

            for (; index < length; index++) {
                elem = elements[index];
                if (!elem.style) {
                    continue;
                }
                values[index] = jQuery._data(elem, "olddisplay");
                if (show) {
                    // Reset the inline display of this element to learn if it is
                    // being hidden by cascaded rules or not
                    if (!values[index] && elem.style.display === "none") {
                        elem.style.display = "";
                    }

                    // Set elements which have been overridden with display: none
                    // in a stylesheet to whatever the default browser style is
                    // for such an element
                    if (elem.style.display === "" && isHidden(elem)) {
                        values[index] = jQuery._data(elem, "olddisplay", css_defaultDisplay(elem.nodeName));
                    }
                } else {
                    display = curCSS(elem, "display");

                    if (!values[index] && display !== "none") {
                        jQuery._data(elem, "olddisplay", display);
                    }
                }
            }

            // Set the display of most of the elements in a second loop
            // to avoid the constant reflow
            for (index = 0; index < length; index++) {
                elem = elements[index];
                if (!elem.style) {
                    continue;
                }
                if (!show || elem.style.display === "none" || elem.style.display === "") {
                    elem.style.display = show ? values[index] || "" : "none";
                }
            }

            return elements;
        }

        jQuery.fn.extend({
            css: function (name, value) {
                return jQuery.access(this, function (elem, name, value) {
                    return value !== undefined ?
                        jQuery.style(elem, name, value) :
                        jQuery.css(elem, name);
                }, name, value, arguments.length > 1);
            },
            show: function () {
                return showHide(this, true);
            },
            hide: function () {
                return showHide(this);
            },
            toggle: function (state, fn2) {
                var bool = typeof state === "boolean";

                if (jQuery.isFunction(state) && jQuery.isFunction(fn2)) {
                    return eventsToggle.apply(this, arguments);
                }

                return this.each(function () {
                    if (bool ? state : isHidden(this)) {
                        jQuery(this).show();
                    } else {
                        jQuery(this).hide();
                    }
                });
            }
        });

        jQuery.extend({
            // Add in style property hooks for overriding the default
            // behavior of getting and setting a style property
            cssHooks: {
                opacity: {
                    get: function (elem, computed) {
                        if (computed) {
                            // We should always get a number back from opacity
                            var ret = curCSS(elem, "opacity");
                            return ret === "" ? "1" : ret;

                        }
                    }
                }
            },

            // Exclude the following css properties to add px
            cssNumber: {
                "fillOpacity": true,
                "fontWeight": true,
                "lineHeight": true,
                "opacity": true,
                "orphans": true,
                "widows": true,
                "zIndex": true,
                "zoom": true
            },

            // Add in properties whose names you wish to fix before
            // setting or getting the value
            cssProps: {
                // normalize float css property
                "float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat"
            },

            // Get and set the style property on a DOM Node
            style: function (elem, name, value, extra) {
                // Don't set styles on text and comment nodes
                if (!elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style) {
                    return;
                }

                // Make sure that we're working with the right name
                var ret, type, hooks,
                    origName = jQuery.camelCase(name),
                    style = elem.style;

                name = jQuery.cssProps[origName] || ( jQuery.cssProps[origName] = vendorPropName(style, origName) );

                // gets hook for the prefixed version
                // followed by the unprefixed version
                hooks = jQuery.cssHooks[name] || jQuery.cssHooks[origName];

                // Check if we're setting a value
                if (value !== undefined) {
                    type = typeof value;

                    // convert relative number strings (+= or -=) to relative numbers. #7345
                    if (type === "string" && (ret = rrelNum.exec(value))) {
                        value = ( ret[1] + 1 ) * ret[2] + parseFloat(jQuery.css(elem, name));
                        // Fixes bug #9237
                        type = "number";
                    }

                    // Make sure that NaN and null values aren't set. See: #7116
                    if (value == null || type === "number" && isNaN(value)) {
                        return;
                    }

                    // If a number was passed in, add 'px' to the (except for certain CSS properties)
                    if (type === "number" && !jQuery.cssNumber[origName]) {
                        value += "px";
                    }

                    // If a hook was provided, use that value, otherwise just set the specified value
                    if (!hooks || !("set" in hooks) || (value = hooks.set(elem, value, extra)) !== undefined) {
                        // Wrapped to prevent IE from throwing errors when 'invalid' values are provided
                        // Fixes bug #5509
                        try {
                            style[name] = value;
                        } catch (e) {
                        }
                    }

                } else {
                    // If a hook was provided get the non-computed value from there
                    if (hooks && "get" in hooks && (ret = hooks.get(elem, false, extra)) !== undefined) {
                        return ret;
                    }

                    // Otherwise just get the value from the style object
                    return style[name];
                }
            },

            css: function (elem, name, numeric, extra) {
                var val, num, hooks,
                    origName = jQuery.camelCase(name);

                // Make sure that we're working with the right name
                name = jQuery.cssProps[origName] || ( jQuery.cssProps[origName] = vendorPropName(elem.style, origName) );

                // gets hook for the prefixed version
                // followed by the unprefixed version
                hooks = jQuery.cssHooks[name] || jQuery.cssHooks[origName];

                // If a hook was provided get the computed value from there
                if (hooks && "get" in hooks) {
                    val = hooks.get(elem, true, extra);
                }

                // Otherwise, if a way to get the computed value exists, use that
                if (val === undefined) {
                    val = curCSS(elem, name);
                }

                //convert "normal" to computed value
                if (val === "normal" && name in cssNormalTransform) {
                    val = cssNormalTransform[name];
                }

                // Return, converting to number if forced or a qualifier was provided and val looks numeric
                if (numeric || extra !== undefined) {
                    num = parseFloat(val);
                    return numeric || jQuery.isNumeric(num) ? num || 0 : val;
                }
                return val;
            },

            // A method for quickly swapping in/out CSS properties to get correct calculations
            swap: function (elem, options, callback) {
                var ret, name,
                    old = {};

                // Remember the old values, and insert the new ones
                for (name in options) {
                    old[name] = elem.style[name];
                    elem.style[name] = options[name];
                }

                ret = callback.call(elem);

                // Revert the old values
                for (name in options) {
                    elem.style[name] = old[name];
                }

                return ret;
            }
        });

        // NOTE: To any future maintainer, we've used both window.getComputedStyle
        // and getComputedStyle here to produce a better gzip size
        if (window.getComputedStyle) {
            curCSS = function (elem, name) {
                var ret, width, minWidth, maxWidth,
                    computed = getComputedStyle(elem, null),
                    style = elem.style;

                if (computed) {

                    ret = computed[name];
                    if (ret === "" && !jQuery.contains(elem.ownerDocument.documentElement, elem)) {
                        ret = jQuery.style(elem, name);
                    }

                    // A tribute to the "awesome hack by Dean Edwards"
                    // Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right
                    // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
                    // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
                    if (rnumnonpx.test(ret) && rmargin.test(name)) {
                        width = style.width;
                        minWidth = style.minWidth;
                        maxWidth = style.maxWidth;

                        style.minWidth = style.maxWidth = style.width = ret;
                        ret = computed.width;

                        style.width = width;
                        style.minWidth = minWidth;
                        style.maxWidth = maxWidth;
                    }
                }

                return ret;
            };
        } else if (document.documentElement.currentStyle) {
            curCSS = function (elem, name) {
                var left, rsLeft,
                    ret = elem.currentStyle && elem.currentStyle[name],
                    style = elem.style;

                // Avoid setting ret to empty string here
                // so we don't default to auto
                if (ret == null && style && style[name]) {
                    ret = style[name];
                }

                // From the awesome hack by Dean Edwards
                // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291

                // If we're not dealing with a regular pixel number
                // but a number that has a weird ending, we need to convert it to pixels
                // but not position css attributes, as those are proportional to the parent element instead
                // and we can't measure the parent instead because it might trigger a "stacking dolls" problem
                if (rnumnonpx.test(ret) && !rposition.test(name)) {

                    // Remember the original values
                    left = style.left;
                    rsLeft = elem.runtimeStyle && elem.runtimeStyle.left;

                    // Put in the new values to get a computed value out
                    if (rsLeft) {
                        elem.runtimeStyle.left = elem.currentStyle.left;
                    }
                    style.left = name === "fontSize" ? "1em" : ret;
                    ret = style.pixelLeft + "px";

                    // Revert the changed values
                    style.left = left;
                    if (rsLeft) {
                        elem.runtimeStyle.left = rsLeft;
                    }
                }

                return ret === "" ? "auto" : ret;
            };
        }

        function setPositiveNumber(elem, value, subtract) {
            var matches = rnumsplit.exec(value);
            return matches ?
            Math.max(0, matches[1] - ( subtract || 0 )) + ( matches[2] || "px" ) :
                value;
        }

        function augmentWidthOrHeight(elem, name, extra, isBorderBox) {
            var i = extra === ( isBorderBox ? "border" : "content" ) ?
                    // If we already have the right measurement, avoid augmentation
                    4 :
                    // Otherwise initialize for horizontal or vertical properties
                    name === "width" ? 1 : 0,

                val = 0;

            for (; i < 4; i += 2) {
                // both box models exclude margin, so add it if we want it
                if (extra === "margin") {
                    // we use jQuery.css instead of curCSS here
                    // because of the reliableMarginRight CSS hook!
                    val += jQuery.css(elem, extra + cssExpand[i], true);
                }

                // From this point on we use curCSS for maximum performance (relevant in animations)
                if (isBorderBox) {
                    // border-box includes padding, so remove it if we want content
                    if (extra === "content") {
                        val -= parseFloat(curCSS(elem, "padding" + cssExpand[i])) || 0;
                    }

                    // at this point, extra isn't border nor margin, so remove border
                    if (extra !== "margin") {
                        val -= parseFloat(curCSS(elem, "border" + cssExpand[i] + "Width")) || 0;
                    }
                } else {
                    // at this point, extra isn't content, so add padding
                    val += parseFloat(curCSS(elem, "padding" + cssExpand[i])) || 0;

                    // at this point, extra isn't content nor padding, so add border
                    if (extra !== "padding") {
                        val += parseFloat(curCSS(elem, "border" + cssExpand[i] + "Width")) || 0;
                    }
                }
            }

            return val;
        }

        function getWidthOrHeight(elem, name, extra) {

            // Start with offset property, which is equivalent to the border-box value
            var val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
                valueIsBorderBox = true,
                isBorderBox = jQuery.support.boxSizing && jQuery.css(elem, "boxSizing") === "border-box";

            if (val <= 0) {
                // Fall back to computed then uncomputed css if necessary
                val = curCSS(elem, name);
                if (val < 0 || val == null) {
                    val = elem.style[name];
                }

                // Computed unit is not pixels. Stop here and return.
                if (rnumnonpx.test(val)) {
                    return val;
                }

                // we need the check for style in case a browser which returns unreliable values
                // for getComputedStyle silently falls back to the reliable elem.style
                valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[name] );

                // Normalize "", auto, and prepare for extra
                val = parseFloat(val) || 0;
            }

            // use the active box-sizing model to add/subtract irrelevant styles
            return ( val +
                    augmentWidthOrHeight(
                        elem,
                        name,
                        extra || ( isBorderBox ? "border" : "content" ),
                        valueIsBorderBox
                    )
                ) + "px";
        }


        // Try to determine the default display value of an element
        function css_defaultDisplay(nodeName) {
            if (elemdisplay[nodeName]) {
                return elemdisplay[nodeName];
            }

            var elem = jQuery("<" + nodeName + ">").appendTo(document.body),
                display = elem.css("display");
            elem.remove();

            // If the simple way fails,
            // get element's real default display by attaching it to a temp iframe
            if (display === "none" || display === "") {
                // Use the already-created iframe if possible
                iframe = document.body.appendChild(
                    iframe || jQuery.extend(document.createElement("iframe"), {
                        frameBorder: 0,
                        width: 0,
                        height: 0
                    })
                );

                // Create a cacheable copy of the iframe document on first call.
                // IE and Opera will allow us to reuse the iframeDoc without re-writing the fake HTML
                // document to it; WebKit & Firefox won't allow reusing the iframe document.
                if (!iframeDoc || !iframe.createElement) {
                    iframeDoc = ( iframe.contentWindow || iframe.contentDocument ).document;
                    iframeDoc.write("<!doctype html><html><body>");
                    iframeDoc.close();
                }

                elem = iframeDoc.body.appendChild(iframeDoc.createElement(nodeName));

                display = curCSS(elem, "display");
                document.body.removeChild(iframe);
            }

            // Store the correct default display
            elemdisplay[nodeName] = display;

            return display;
        }

        jQuery.each(["height", "width"], function (i, name) {
            jQuery.cssHooks[name] = {
                get: function (elem, computed, extra) {
                    if (computed) {
                        if (elem.offsetWidth !== 0 || curCSS(elem, "display") !== "none") {
                            return getWidthOrHeight(elem, name, extra);
                        } else {
                            return jQuery.swap(elem, cssShow, function () {
                                return getWidthOrHeight(elem, name, extra);
                            });
                        }
                    }
                },

                set: function (elem, value, extra) {
                    return setPositiveNumber(elem, value, extra ?
                        augmentWidthOrHeight(
                            elem,
                            name,
                            extra,
                            jQuery.support.boxSizing && jQuery.css(elem, "boxSizing") === "border-box"
                        ) : 0
                    );
                }
            };
        });

        if (!jQuery.support.opacity) {
            jQuery.cssHooks.opacity = {
                get: function (elem, computed) {
                    // IE uses filters for opacity
                    return ropacity.test((computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "") ?
                    ( 0.01 * parseFloat(RegExp.$1) ) + "" :
                        computed ? "1" : "";
                },

                set: function (elem, value) {
                    var style = elem.style,
                        currentStyle = elem.currentStyle,
                        opacity = jQuery.isNumeric(value) ? "alpha(opacity=" + value * 100 + ")" : "",
                        filter = currentStyle && currentStyle.filter || style.filter || "";

                    // IE has trouble with opacity if it does not have layout
                    // Force it by setting the zoom level
                    style.zoom = 1;

                    // if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652
                    if (value >= 1 && jQuery.trim(filter.replace(ralpha, "")) === "" &&
                        style.removeAttribute) {

                        // Setting style.filter to null, "" & " " still leave "filter:" in the cssText
                        // if "filter:" is present at all, clearType is disabled, we want to avoid this
                        // style.removeAttribute is IE Only, but so apparently is this code path...
                        style.removeAttribute("filter");

                        // if there there is no filter style applied in a css rule, we are done
                        if (currentStyle && !currentStyle.filter) {
                            return;
                        }
                    }

                    // otherwise, set new filter values
                    style.filter = ralpha.test(filter) ?
                        filter.replace(ralpha, opacity) :
                    filter + " " + opacity;
                }
            };
        }

        // These hooks cannot be added until DOM ready because the support test
        // for it is not run until after DOM ready
        jQuery(function () {
            if (!jQuery.support.reliableMarginRight) {
                jQuery.cssHooks.marginRight = {
                    get: function (elem, computed) {
                        // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
                        // Work around by temporarily setting element display to inline-block
                        return jQuery.swap(elem, {"display": "inline-block"}, function () {
                            if (computed) {
                                return curCSS(elem, "marginRight");
                            }
                        });
                    }
                };
            }

            // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
            // getComputedStyle returns percent when specified for top/left/bottom/right
            // rather than make the css module depend on the offset module, we just check for it here
            if (!jQuery.support.pixelPosition && jQuery.fn.position) {
                jQuery.each(["top", "left"], function (i, prop) {
                    jQuery.cssHooks[prop] = {
                        get: function (elem, computed) {
                            if (computed) {
                                var ret = curCSS(elem, prop);
                                // if curCSS returns percentage, fallback to offset
                                return rnumnonpx.test(ret) ? jQuery(elem).position()[prop] + "px" : ret;
                            }
                        }
                    };
                });
            }

        });

        if (jQuery.expr && jQuery.expr.filters) {
            jQuery.expr.filters.hidden = function (elem) {
                return ( elem.offsetWidth === 0 && elem.offsetHeight === 0 ) || (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || curCSS(elem, "display")) === "none");
            };

            jQuery.expr.filters.visible = function (elem) {
                return !jQuery.expr.filters.hidden(elem);
            };
        }

        // These hooks are used by animate to expand properties
        jQuery.each({
            margin: "",
            padding: "",
            border: "Width"
        }, function (prefix, suffix) {
            jQuery.cssHooks[prefix + suffix] = {
                expand: function (value) {
                    var i,

                        // assumes a single number if not a string
                        parts = typeof value === "string" ? value.split(" ") : [value],
                        expanded = {};

                    for (i = 0; i < 4; i++) {
                        expanded[prefix + cssExpand[i] + suffix] =
                            parts[i] || parts[i - 2] || parts[0];
                    }

                    return expanded;
                }
            };

            if (!rmargin.test(prefix)) {
                jQuery.cssHooks[prefix + suffix].set = setPositiveNumber;
            }
        });
        var r20 = /%20/g,
            rbracket = /\[\]$/,
            rCRLF = /\r?\n/g,
            rinput = /^(?:color|date|datetime|datetime-local|email|hidden|month|number|password|range|search|tel|text|time|url|week)$/i,
            rselectTextarea = /^(?:select|textarea)/i;

        jQuery.fn.extend({
            serialize: function () {
                return jQuery.param(this.serializeArray());
            },
            serializeArray: function () {
                return this.map(function () {
                    return this.elements ? jQuery.makeArray(this.elements) : this;
                })
                    .filter(function () {
                        return this.name && !this.disabled &&
                            ( this.checked || rselectTextarea.test(this.nodeName) ||
                            rinput.test(this.type) );
                    })
                    .map(function (i, elem) {
                        var val = jQuery(this).val();

                        return val == null ?
                            null :
                            jQuery.isArray(val) ?
                                jQuery.map(val, function (val, i) {
                                    return {name: elem.name, value: val.replace(rCRLF, "\r\n")};
                                }) :
                            {name: elem.name, value: val.replace(rCRLF, "\r\n")};
                    }).get();
            }
        });

        //Serialize an array of form elements or a set of
        //key/values into a query string
        jQuery.param = function (a, traditional) {
            var prefix,
                s = [],
                add = function (key, value) {
                    // If value is a function, invoke it and return its value
                    value = jQuery.isFunction(value) ? value() : ( value == null ? "" : value );
                    s[s.length] = encodeURIComponent(key) + "=" + encodeURIComponent(value);
                };

            // Set traditional to true for jQuery <= 1.3.2 behavior.
            if (traditional === undefined) {
                traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
            }

            // If an array was passed in, assume that it is an array of form elements.
            if (jQuery.isArray(a) || ( a.jquery && !jQuery.isPlainObject(a) )) {
                // Serialize the form elements
                jQuery.each(a, function () {
                    add(this.name, this.value);
                });

            } else {
                // If traditional, encode the "old" way (the way 1.3.2 or older
                // did it), otherwise encode params recursively.
                for (prefix in a) {
                    buildParams(prefix, a[prefix], traditional, add);
                }
            }

            // Return the resulting serialization
            return s.join("&").replace(r20, "+");
        };

        function buildParams(prefix, obj, traditional, add) {
            var name;

            if (jQuery.isArray(obj)) {
                // Serialize array item.
                jQuery.each(obj, function (i, v) {
                    if (traditional || rbracket.test(prefix)) {
                        // Treat each array item as a scalar.
                        add(prefix, v);

                    } else {
                        // If array item is non-scalar (array or object), encode its
                        // numeric index to resolve deserialization ambiguity issues.
                        // Note that rack (as of 1.0.0) can't currently deserialize
                        // nested arrays properly, and attempting to do so may cause
                        // a server error. Possible fixes are to modify rack's
                        // deserialization algorithm or to provide an option or flag
                        // to force array serialization to be shallow.
                        buildParams(prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add);
                    }
                });

            } else if (!traditional && jQuery.type(obj) === "object") {
                // Serialize object item.
                for (name in obj) {
                    buildParams(prefix + "[" + name + "]", obj[name], traditional, add);
                }

            } else {
                // Serialize scalar item.
                add(prefix, obj);
            }
        }

        var // Document location
            ajaxLocation,
            // Document location segments
            ajaxLocParts,

            rhash = /#.*$/,
            rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
            // #7653, #8125, #8152: local protocol detection
            rlocalProtocol = /^(?:about|app|app\-storage|.+\-extension|file|res|widget):$/,
            rnoContent = /^(?:GET|HEAD)$/,
            rprotocol = /^\/\//,
            rquery = /\?/,
            rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
            rts = /([?&])_=[^&]*/,
            rurl = /^([\w\+\.\-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/,

            // Keep a copy of the old load method
            _load = jQuery.fn.load,

            /* Prefilters
             * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
             * 2) These are called:
             *    - BEFORE asking for a transport
             *    - AFTER param serialization (s.data is a string if s.processData is true)
             * 3) key is the dataType
             * 4) the catchall symbol "*" can be used
             * 5) execution will start with transport dataType and THEN continue down to "*" if needed
             */
            prefilters = {},

            /* Transports bindings
             * 1) key is the dataType
             * 2) the catchall symbol "*" can be used
             * 3) selection will start with transport dataType and THEN go to "*" if needed
             */
            transports = {},

            // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
            allTypes = ["*/"] + ["*"];

        // #8138, IE may throw an exception when accessing
        // a field from window.location if document.domain has been set
        try {
            ajaxLocation = location.href;
        } catch (e) {
            // Use the href attribute of an A element
            // since IE will modify it given document.location
            ajaxLocation = document.createElement("a");
            ajaxLocation.href = "";
            ajaxLocation = ajaxLocation.href;
        }

        // Segment location into parts
        ajaxLocParts = rurl.exec(ajaxLocation.toLowerCase()) || [];

        // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
        function addToPrefiltersOrTransports(structure) {

            // dataTypeExpression is optional and defaults to "*"
            return function (dataTypeExpression, func) {

                if (typeof dataTypeExpression !== "string") {
                    func = dataTypeExpression;
                    dataTypeExpression = "*";
                }

                var dataType, list, placeBefore,
                    dataTypes = dataTypeExpression.toLowerCase().split(core_rspace),
                    i = 0,
                    length = dataTypes.length;

                if (jQuery.isFunction(func)) {
                    // For each dataType in the dataTypeExpression
                    for (; i < length; i++) {
                        dataType = dataTypes[i];
                        // We control if we're asked to add before
                        // any existing element
                        placeBefore = /^\+/.test(dataType);
                        if (placeBefore) {
                            dataType = dataType.substr(1) || "*";
                        }
                        list = structure[dataType] = structure[dataType] || [];
                        // then we add to the structure accordingly
                        list[placeBefore ? "unshift" : "push"](func);
                    }
                }
            };
        }

        // Base inspection function for prefilters and transports
        function inspectPrefiltersOrTransports(structure, options, originalOptions, jqXHR,
                                               dataType /* internal */, inspected /* internal */) {

            dataType = dataType || options.dataTypes[0];
            inspected = inspected || {};

            inspected[dataType] = true;

            var selection,
                list = structure[dataType],
                i = 0,
                length = list ? list.length : 0,
                executeOnly = ( structure === prefilters );

            for (; i < length && ( executeOnly || !selection ); i++) {
                selection = list[i](options, originalOptions, jqXHR);
                // If we got redirected to another dataType
                // we try there if executing only and not done already
                if (typeof selection === "string") {
                    if (!executeOnly || inspected[selection]) {
                        selection = undefined;
                    } else {
                        options.dataTypes.unshift(selection);
                        selection = inspectPrefiltersOrTransports(
                            structure, options, originalOptions, jqXHR, selection, inspected);
                    }
                }
            }
            // If we're only executing or nothing was selected
            // we try the catchall dataType if not done already
            if (( executeOnly || !selection ) && !inspected["*"]) {
                selection = inspectPrefiltersOrTransports(
                    structure, options, originalOptions, jqXHR, "*", inspected);
            }
            // unnecessary when only executing (prefilters)
            // but it'll be ignored by the caller in that case
            return selection;
        }

        // A special extend for ajax options
        // that takes "flat" options (not to be deep extended)
        // Fixes #9887
        function ajaxExtend(target, src) {
            var key, deep,
                flatOptions = jQuery.ajaxSettings.flatOptions || {};
            for (key in src) {
                if (src[key] !== undefined) {
                    ( flatOptions[key] ? target : ( deep || ( deep = {} ) ) )[key] = src[key];
                }
            }
            if (deep) {
                jQuery.extend(true, target, deep);
            }
        }

        jQuery.fn.load = function (url, params, callback) {
            if (typeof url !== "string" && _load) {
                return _load.apply(this, arguments);
            }

            // Don't do a request if no elements are being requested
            if (!this.length) {
                return this;
            }

            var selector, type, response,
                self = this,
                off = url.indexOf(" ");

            if (off >= 0) {
                selector = url.slice(off, url.length);
                url = url.slice(0, off);
            }

            // If it's a function
            if (jQuery.isFunction(params)) {

                // We assume that it's the callback
                callback = params;
                params = undefined;

                // Otherwise, build a param string
            } else if (typeof params === "object") {
                type = "POST";
            }

            // Request the remote document
            jQuery.ajax({
                url: url,

                // if "type" variable is undefined, then "GET" method will be used
                type: type,
                dataType: "html",
                data: params,
                complete: function (jqXHR, status) {
                    if (callback) {
                        self.each(callback, response || [jqXHR.responseText, status, jqXHR]);
                    }
                }
            }).done(function (responseText) {

                // Save response for use in complete callback
                response = arguments;

                // See if a selector was specified
                self.html(selector ?

                    // Create a dummy div to hold the results
                    jQuery("<div>")

                    // inject the contents of the document in, removing the scripts
                    // to avoid any 'Permission Denied' errors in IE
                        .append(responseText.replace(rscript, ""))

                        // Locate the specified elements
                        .find(selector) :

                    // If not, just inject the full result
                    responseText);

            });

            return this;
        };

        // Attach a bunch of functions for handling common AJAX events
        jQuery.each("ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split(" "), function (i, o) {
            jQuery.fn[o] = function (f) {
                return this.on(o, f);
            };
        });

        jQuery.each(["get", "post"], function (i, method) {
            jQuery[method] = function (url, data, callback, type) {
                // shift arguments if data argument was omitted
                if (jQuery.isFunction(data)) {
                    type = type || callback;
                    callback = data;
                    data = undefined;
                }

                return jQuery.ajax({
                    type: method,
                    url: url,
                    data: data,
                    success: callback,
                    dataType: type
                });
            };
        });

        jQuery.extend({

            getScript: function (url, callback) {
                return jQuery.get(url, undefined, callback, "script");
            },

            getJSON: function (url, data, callback) {
                return jQuery.get(url, data, callback, "json");
            },

            // Creates a full fledged settings object into target
            // with both ajaxSettings and settings fields.
            // If target is omitted, writes into ajaxSettings.
            ajaxSetup: function (target, settings) {
                if (settings) {
                    // Building a settings object
                    ajaxExtend(target, jQuery.ajaxSettings);
                } else {
                    // Extending ajaxSettings
                    settings = target;
                    target = jQuery.ajaxSettings;
                }
                ajaxExtend(target, settings);
                return target;
            },

            ajaxSettings: {
                url: ajaxLocation,
                isLocal: rlocalProtocol.test(ajaxLocParts[1]),
                global: true,
                type: "GET",
                contentType: "application/x-www-form-urlencoded; charset=UTF-8",
                processData: true,
                async: true,
                /*
                 timeout: 0,
                 data: null,
                 dataType: null,
                 username: null,
                 password: null,
                 cache: null,
                 throws: false,
                 traditional: false,
                 headers: {},
                 */

                accepts: {
                    xml: "application/xml, text/xml",
                    html: "text/html",
                    text: "text/plain",
                    json: "application/json, text/javascript",
                    "*": allTypes
                },

                contents: {
                    xml: /xml/,
                    html: /html/,
                    json: /json/
                },

                responseFields: {
                    xml: "responseXML",
                    text: "responseText"
                },

                // List of data converters
                // 1) key format is "source_type destination_type" (a single space in-between)
                // 2) the catchall symbol "*" can be used for source_type
                converters: {

                    // Convert anything to text
                    "* text": window.String,

                    // Text to html (true = no transformation)
                    "text html": true,

                    // Evaluate text as a json expression
                    "text json": jQuery.parseJSON,

                    // Parse text as xml
                    "text xml": jQuery.parseXML
                },

                // For options that shouldn't be deep extended:
                // you can add your own custom options here if
                // and when you create one that shouldn't be
                // deep extended (see ajaxExtend)
                flatOptions: {
                    context: true,
                    url: true
                }
            },

            ajaxPrefilter: addToPrefiltersOrTransports(prefilters),
            ajaxTransport: addToPrefiltersOrTransports(transports),

            // Main method
            ajax: function (url, options) {

                // If url is an object, simulate pre-1.5 signature
                if (typeof url === "object") {
                    options = url;
                    url = undefined;
                }

                // Force options to be an object
                options = options || {};

                var // ifModified key
                    ifModifiedKey,
                    // Response headers
                    responseHeadersString,
                    responseHeaders,
                    // transport
                    transport,
                    // timeout handle
                    timeoutTimer,
                    // Cross-domain detection vars
                    parts,
                    // To know if global events are to be dispatched
                    fireGlobals,
                    // Loop variable
                    i,
                    // Create the final options object
                    s = jQuery.ajaxSetup({}, options),
                    // Callbacks context
                    callbackContext = s.context || s,
                    // Context for global events
                    // It's the callbackContext if one was provided in the options
                    // and if it's a DOM node or a jQuery collection
                    globalEventContext = callbackContext !== s &&
                    ( callbackContext.nodeType || callbackContext instanceof jQuery ) ?
                        jQuery(callbackContext) : jQuery.event,
                    // Deferreds
                    deferred = jQuery.Deferred(),
                    completeDeferred = jQuery.Callbacks("once memory"),
                    // Status-dependent callbacks
                    statusCode = s.statusCode || {},
                    // Headers (they are sent all at once)
                    requestHeaders = {},
                    requestHeadersNames = {},
                    // The jqXHR state
                    state = 0,
                    // Default abort message
                    strAbort = "canceled",
                    // Fake xhr
                    jqXHR = {

                        readyState: 0,

                        // Caches the header
                        setRequestHeader: function (name, value) {
                            if (!state) {
                                var lname = name.toLowerCase();
                                name = requestHeadersNames[lname] = requestHeadersNames[lname] || name;
                                requestHeaders[name] = value;
                            }
                            return this;
                        },

                        // Raw string
                        getAllResponseHeaders: function () {
                            return state === 2 ? responseHeadersString : null;
                        },

                        // Builds headers hashtable if needed
                        getResponseHeader: function (key) {
                            var match;
                            if (state === 2) {
                                if (!responseHeaders) {
                                    responseHeaders = {};
                                    while (( match = rheaders.exec(responseHeadersString) )) {
                                        responseHeaders[match[1].toLowerCase()] = match[2];
                                    }
                                }
                                match = responseHeaders[key.toLowerCase()];
                            }
                            return match === undefined ? null : match;
                        },

                        // Overrides response content-type header
                        overrideMimeType: function (type) {
                            if (!state) {
                                s.mimeType = type;
                            }
                            return this;
                        },

                        // Cancel the request
                        abort: function (statusText) {
                            statusText = statusText || strAbort;
                            if (transport) {
                                transport.abort(statusText);
                            }
                            done(0, statusText);
                            return this;
                        }
                    };

                // Callback for when everything is done
                // It is defined here because jslint complains if it is declared
                // at the end of the function (which would be more logical and readable)
                function done(status, nativeStatusText, responses, headers) {
                    var isSuccess, success, error, response, modified,
                        statusText = nativeStatusText;

                    // Called once
                    if (state === 2) {
                        return;
                    }

                    // State is "done" now
                    state = 2;

                    // Clear timeout if it exists
                    if (timeoutTimer) {
                        clearTimeout(timeoutTimer);
                    }

                    // Dereference transport for early garbage collection
                    // (no matter how long the jqXHR object will be used)
                    transport = undefined;

                    // Cache response headers
                    responseHeadersString = headers || "";

                    // Set readyState
                    jqXHR.readyState = status > 0 ? 4 : 0;

                    // Get response data
                    if (responses) {
                        response = ajaxHandleResponses(s, jqXHR, responses);
                    }

                    // If successful, handle type chaining
                    if (status >= 200 && status < 300 || status === 304) {

                        // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
                        if (s.ifModified) {

                            modified = jqXHR.getResponseHeader("Last-Modified");
                            if (modified) {
                                jQuery.lastModified[ifModifiedKey] = modified;
                            }
                            modified = jqXHR.getResponseHeader("Etag");
                            if (modified) {
                                jQuery.etag[ifModifiedKey] = modified;
                            }
                        }

                        // If not modified
                        if (status === 304) {

                            statusText = "notmodified";
                            isSuccess = true;

                            // If we have data
                        } else {

                            isSuccess = ajaxConvert(s, response);
                            statusText = isSuccess.state;
                            success = isSuccess.data;
                            error = isSuccess.error;
                            isSuccess = !error;
                        }
                    } else {
                        // We extract error from statusText
                        // then normalize statusText and status for non-aborts
                        error = statusText;
                        if (!statusText || status) {
                            statusText = "error";
                            if (status < 0) {
                                status = 0;
                            }
                        }
                    }

                    // Set data for the fake xhr object
                    jqXHR.status = status;
                    jqXHR.statusText = "" + ( nativeStatusText || statusText );

                    // Success/Error
                    if (isSuccess) {
                        deferred.resolveWith(callbackContext, [success, statusText, jqXHR]);
                    } else {
                        deferred.rejectWith(callbackContext, [jqXHR, statusText, error]);
                    }

                    // Status-dependent callbacks
                    jqXHR.statusCode(statusCode);
                    statusCode = undefined;

                    if (fireGlobals) {
                        globalEventContext.trigger("ajax" + ( isSuccess ? "Success" : "Error" ),
                            [jqXHR, s, isSuccess ? success : error]);
                    }

                    // Complete
                    completeDeferred.fireWith(callbackContext, [jqXHR, statusText]);

                    if (fireGlobals) {
                        globalEventContext.trigger("ajaxComplete", [jqXHR, s]);
                        // Handle the global AJAX counter
                        if (!( --jQuery.active )) {
                            jQuery.event.trigger("ajaxStop");
                        }
                    }
                }

                // Attach deferreds
                deferred.promise(jqXHR);
                jqXHR.success = jqXHR.done;
                jqXHR.error = jqXHR.fail;
                jqXHR.complete = completeDeferred.add;

                // Status-dependent callbacks
                jqXHR.statusCode = function (map) {
                    if (map) {
                        var tmp;
                        if (state < 2) {
                            for (tmp in map) {
                                statusCode[tmp] = [statusCode[tmp], map[tmp]];
                            }
                        } else {
                            tmp = map[jqXHR.status];
                            jqXHR.always(tmp);
                        }
                    }
                    return this;
                };

                // Remove hash character (#7531: and string promotion)
                // Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
                // We also use the url parameter if available
                s.url = ( ( url || s.url ) + "" ).replace(rhash, "").replace(rprotocol, ajaxLocParts[1] + "//");

                // Extract dataTypes list
                s.dataTypes = jQuery.trim(s.dataType || "*").toLowerCase().split(core_rspace);

                // Determine if a cross-domain request is in order
                if (s.crossDomain == null) {
                    parts = rurl.exec(s.url.toLowerCase());
                    s.crossDomain = !!( parts &&
                        ( parts[1] != ajaxLocParts[1] || parts[2] != ajaxLocParts[2] ||
                        ( parts[3] || ( parts[1] === "http:" ? 80 : 443 ) ) !=
                        ( ajaxLocParts[3] || ( ajaxLocParts[1] === "http:" ? 80 : 443 ) ) )
                    );
                }

                // Convert data if not already a string
                if (s.data && s.processData && typeof s.data !== "string") {
                    s.data = jQuery.param(s.data, s.traditional);
                }

                // Apply prefilters
                inspectPrefiltersOrTransports(prefilters, s, options, jqXHR);

                // If request was aborted inside a prefilter, stop there
                if (state === 2) {
                    return jqXHR;
                }

                // We can fire global events as of now if asked to
                fireGlobals = s.global;

                // Uppercase the type
                s.type = s.type.toUpperCase();

                // Determine if request has content
                s.hasContent = !rnoContent.test(s.type);

                // Watch for a new set of requests
                if (fireGlobals && jQuery.active++ === 0) {
                    jQuery.event.trigger("ajaxStart");
                }

                // More options handling for requests with no content
                if (!s.hasContent) {

                    // If data is available, append data to url
                    if (s.data) {
                        s.url += ( rquery.test(s.url) ? "&" : "?" ) + s.data;
                        // #9682: remove data so that it's not used in an eventual retry
                        delete s.data;
                    }

                    // Get ifModifiedKey before adding the anti-cache parameter
                    ifModifiedKey = s.url;

                    // Add anti-cache in url if needed
                    if (s.cache === false) {

                        var ts = jQuery.now(),
                            // try replacing _= if it is there
                            ret = s.url.replace(rts, "$1_=" + ts);

                        // if nothing was replaced, add timestamp to the end
                        s.url = ret + ( ( ret === s.url ) ? ( rquery.test(s.url) ? "&" : "?" ) + "_=" + ts : "" );
                    }
                }

                // Set the correct header, if data is being sent
                if (s.data && s.hasContent && s.contentType !== false || options.contentType) {
                    jqXHR.setRequestHeader("Content-Type", s.contentType);
                }

                // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
                if (s.ifModified) {
                    ifModifiedKey = ifModifiedKey || s.url;
                    if (jQuery.lastModified[ifModifiedKey]) {
                        jqXHR.setRequestHeader("If-Modified-Since", jQuery.lastModified[ifModifiedKey]);
                    }
                    if (jQuery.etag[ifModifiedKey]) {
                        jqXHR.setRequestHeader("If-None-Match", jQuery.etag[ifModifiedKey]);
                    }
                }

                // Set the Accepts header for the server, depending on the dataType
                jqXHR.setRequestHeader(
                    "Accept",
                    s.dataTypes[0] && s.accepts[s.dataTypes[0]] ?
                    s.accepts[s.dataTypes[0]] + ( s.dataTypes[0] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
                        s.accepts["*"]
                );

                // Check for headers option
                for (i in s.headers) {
                    jqXHR.setRequestHeader(i, s.headers[i]);
                }

                // Allow custom headers/mimetypes and early abort
                if (s.beforeSend && ( s.beforeSend.call(callbackContext, jqXHR, s) === false || state === 2 )) {
                    // Abort if not done already and return
                    return jqXHR.abort();

                }

                // aborting is no longer a cancellation
                strAbort = "abort";

                // Install callbacks on deferreds
                for (i in {success: 1, error: 1, complete: 1}) {
                    jqXHR[i](s[i]);
                }

                // Get transport
                transport = inspectPrefiltersOrTransports(transports, s, options, jqXHR);

                // If no transport, we auto-abort
                if (!transport) {
                    done(-1, "No Transport");
                } else {
                    jqXHR.readyState = 1;
                    // Send global event
                    if (fireGlobals) {
                        globalEventContext.trigger("ajaxSend", [jqXHR, s]);
                    }
                    // Timeout
                    if (s.async && s.timeout > 0) {
                        timeoutTimer = setTimeout(function () {
                            jqXHR.abort("timeout");
                        }, s.timeout);
                    }

                    try {
                        state = 1;
                        transport.send(requestHeaders, done);
                    } catch (e) {
                        // Propagate exception as error if not done
                        if (state < 2) {
                            done(-1, e);
                            // Simply rethrow otherwise
                        } else {
                            throw e;
                        }
                    }
                }

                return jqXHR;
            },

            // Counter for holding the number of active queries
            active: 0,

            // Last-Modified header cache for next request
            lastModified: {},
            etag: {}

        });

        /* Handles responses to an ajax request:
         * - sets all responseXXX fields accordingly
         * - finds the right dataType (mediates between content-type and expected dataType)
         * - returns the corresponding response
         */
        function ajaxHandleResponses(s, jqXHR, responses) {

            var ct, type, finalDataType, firstDataType,
                contents = s.contents,
                dataTypes = s.dataTypes,
                responseFields = s.responseFields;

            // Fill responseXXX fields
            for (type in responseFields) {
                if (type in responses) {
                    jqXHR[responseFields[type]] = responses[type];
                }
            }

            // Remove auto dataType and get content-type in the process
            while (dataTypes[0] === "*") {
                dataTypes.shift();
                if (ct === undefined) {
                    ct = s.mimeType || jqXHR.getResponseHeader("content-type");
                }
            }

            // Check if we're dealing with a known content-type
            if (ct) {
                for (type in contents) {
                    if (contents[type] && contents[type].test(ct)) {
                        dataTypes.unshift(type);
                        break;
                    }
                }
            }

            // Check to see if we have a response for the expected dataType
            if (dataTypes[0] in responses) {
                finalDataType = dataTypes[0];
            } else {
                // Try convertible dataTypes
                for (type in responses) {
                    if (!dataTypes[0] || s.converters[type + " " + dataTypes[0]]) {
                        finalDataType = type;
                        break;
                    }
                    if (!firstDataType) {
                        firstDataType = type;
                    }
                }
                // Or just use first one
                finalDataType = finalDataType || firstDataType;
            }

            // If we found a dataType
            // We add the dataType to the list if needed
            // and return the corresponding response
            if (finalDataType) {
                if (finalDataType !== dataTypes[0]) {
                    dataTypes.unshift(finalDataType);
                }
                return responses[finalDataType];
            }
        }

        // Chain conversions given the request and the original response
        function ajaxConvert(s, response) {

            var conv, conv2, current, tmp,
                // Work with a copy of dataTypes in case we need to modify it for conversion
                dataTypes = s.dataTypes.slice(),
                prev = dataTypes[0],
                converters = {},
                i = 0;

            // Apply the dataFilter if provided
            if (s.dataFilter) {
                response = s.dataFilter(response, s.dataType);
            }

            // Create converters map with lowercased keys
            if (dataTypes[1]) {
                for (conv in s.converters) {
                    converters[conv.toLowerCase()] = s.converters[conv];
                }
            }

            // Convert to each sequential dataType, tolerating list modification
            for (; (current = dataTypes[++i]);) {

                // There's only work to do if current dataType is non-auto
                if (current !== "*") {

                    // Convert response if prev dataType is non-auto and differs from current
                    if (prev !== "*" && prev !== current) {

                        // Seek a direct converter
                        conv = converters[prev + " " + current] || converters["* " + current];

                        // If none found, seek a pair
                        if (!conv) {
                            for (conv2 in converters) {

                                // If conv2 outputs current
                                tmp = conv2.split(" ");
                                if (tmp[1] === current) {

                                    // If prev can be converted to accepted input
                                    conv = converters[prev + " " + tmp[0]] ||
                                        converters["* " + tmp[0]];
                                    if (conv) {
                                        // Condense equivalence converters
                                        if (conv === true) {
                                            conv = converters[conv2];

                                            // Otherwise, insert the intermediate dataType
                                        } else if (converters[conv2] !== true) {
                                            current = tmp[0];
                                            dataTypes.splice(i--, 0, current);
                                        }

                                        break;
                                    }
                                }
                            }
                        }

                        // Apply converter (if not an equivalence)
                        if (conv !== true) {

                            // Unless errors are allowed to bubble, catch and return them
                            if (conv && s["throws"]) {
                                response = conv(response);
                            } else {
                                try {
                                    response = conv(response);
                                } catch (e) {
                                    return {
                                        state: "parsererror",
                                        error: conv ? e : "No conversion from " + prev + " to " + current
                                    };
                                }
                            }
                        }
                    }

                    // Update prev for next iteration
                    prev = current;
                }
            }

            return {state: "success", data: response};
        }

        var oldCallbacks = [],
            rquestion = /\?/,
            rjsonp = /(=)\?(?=&|$)|\?\?/,
            nonce = jQuery.now();

        // Default jsonp settings
        jQuery.ajaxSetup({
            jsonp: "callback",
            jsonpCallback: function () {
                var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) );
                this[callback] = true;
                return callback;
            }
        });

        // Detect, normalize options and install callbacks for jsonp requests
        jQuery.ajaxPrefilter("json jsonp", function (s, originalSettings, jqXHR) {

            var callbackName, overwritten, responseContainer,
                data = s.data,
                url = s.url,
                hasCallback = s.jsonp !== false,
                replaceInUrl = hasCallback && rjsonp.test(url),
                replaceInData = hasCallback && !replaceInUrl && typeof data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") &&
                    rjsonp.test(data);

            // Handle iff the expected data type is "jsonp" or we have a parameter to set
            if (s.dataTypes[0] === "jsonp" || replaceInUrl || replaceInData) {

                // Get callback name, remembering preexisting value associated with it
                callbackName = s.jsonpCallback = jQuery.isFunction(s.jsonpCallback) ?
                    s.jsonpCallback() :
                    s.jsonpCallback;
                overwritten = window[callbackName];

                // Insert callback into url or form data
                if (replaceInUrl) {
                    s.url = url.replace(rjsonp, "$1" + callbackName);
                } else if (replaceInData) {
                    s.data = data.replace(rjsonp, "$1" + callbackName);
                } else if (hasCallback) {
                    s.url += ( rquestion.test(url) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
                }

                // Use data converter to retrieve json after script execution
                s.converters["script json"] = function () {
                    if (!responseContainer) {
                        jQuery.error(callbackName + " was not called");
                    }
                    return responseContainer[0];
                };

                // force json dataType
                s.dataTypes[0] = "json";

                // Install callback
                window[callbackName] = function () {
                    responseContainer = arguments;
                };

                // Clean-up function (fires after converters)
                jqXHR.always(function () {
                    // Restore preexisting value
                    window[callbackName] = overwritten;

                    // Save back as free
                    if (s[callbackName]) {
                        // make sure that re-using the options doesn't screw things around
                        s.jsonpCallback = originalSettings.jsonpCallback;

                        // save the callback name for future use
                        oldCallbacks.push(callbackName);
                    }

                    // Call if it was a function and we have a response
                    if (responseContainer && jQuery.isFunction(overwritten)) {
                        overwritten(responseContainer[0]);
                    }

                    responseContainer = overwritten = undefined;
                });

                // Delegate to script
                return "script";
            }
        });
        // Install script dataType
        jQuery.ajaxSetup({
            accepts: {
                script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
            },
            contents: {
                script: /javascript|ecmascript/
            },
            converters: {
                "text script": function (text) {
                    jQuery.globalEval(text);
                    return text;
                }
            }
        });

        // Handle cache's special case and global
        jQuery.ajaxPrefilter("script", function (s) {
            if (s.cache === undefined) {
                s.cache = false;
            }
            if (s.crossDomain) {
                s.type = "GET";
                s.global = false;
            }
        });

        // Bind script tag hack transport
        jQuery.ajaxTransport("script", function (s) {

            // This transport only deals with cross domain requests
            if (s.crossDomain) {

                var script,
                    head = document.head || document.getElementsByTagName("head")[0] || document.documentElement;

                return {

                    send: function (_, callback) {

                        script = document.createElement("script");

                        script.async = "async";

                        if (s.scriptCharset) {
                            script.charset = s.scriptCharset;
                        }

                        script.src = s.url;

                        // Attach handlers for all browsers
                        script.onload = script.onreadystatechange = function (_, isAbort) {

                            if (isAbort || !script.readyState || /loaded|complete/.test(script.readyState)) {

                                // Handle memory leak in IE
                                script.onload = script.onreadystatechange = null;

                                // Remove the script
                                if (head && script.parentNode) {
                                    head.removeChild(script);
                                }

                                // Dereference the script
                                script = undefined;

                                // Callback if not abort
                                if (!isAbort) {
                                    callback(200, "success");
                                }
                            }
                        };
                        // Use insertBefore instead of appendChild  to circumvent an IE6 bug.
                        // This arises when a base node is used (#2709 and #4378).
                        head.insertBefore(script, head.firstChild);
                    },

                    abort: function () {
                        if (script) {
                            script.onload(0, 1);
                        }
                    }
                };
            }
        });
        var xhrCallbacks,
            // #5280: Internet Explorer will keep connections alive if we don't abort on unload
            xhrOnUnloadAbort = window.ActiveXObject ? function () {
                // Abort all pending requests
                for (var key in xhrCallbacks) {
                    xhrCallbacks[key](0, 1);
                }
            } : false,
            xhrId = 0;

        // Functions to create xhrs
        function createStandardXHR() {
            try {
                return new window.XMLHttpRequest();
            } catch (e) {
            }
        }

        function createActiveXHR() {
            try {
                return new window.ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {
            }
        }

        // Create the request object
        // (This is still attached to ajaxSettings for backward compatibility)
        jQuery.ajaxSettings.xhr = window.ActiveXObject ?
            /* Microsoft failed to properly
             * implement the XMLHttpRequest in IE7 (can't request local files),
             * so we use the ActiveXObject when it is available
             * Additionally XMLHttpRequest can be disabled in IE7/IE8 so
             * we need a fallback.
             */
            function () {
                return !this.isLocal && createStandardXHR() || createActiveXHR();
            } :
            // For all other browsers, use the standard XMLHttpRequest object
            createStandardXHR;

        // Determine support properties
        (function (xhr) {
            jQuery.extend(jQuery.support, {
                ajax: !!xhr,
                cors: !!xhr && ( "withCredentials" in xhr )
            });
        })(jQuery.ajaxSettings.xhr());

        // Create transport if the browser can provide an xhr
        if (jQuery.support.ajax) {

            jQuery.ajaxTransport(function (s) {
                // Cross domain only allowed if supported through XMLHttpRequest
                if (!s.crossDomain || jQuery.support.cors) {

                    var callback;

                    return {
                        send: function (headers, complete) {

                            // Get a new xhr
                            var handle, i,
                                xhr = s.xhr();

                            // Open the socket
                            // Passing null username, generates a login popup on Opera (#2865)
                            if (s.username) {
                                xhr.open(s.type, s.url, s.async, s.username, s.password);
                            } else {
                                xhr.open(s.type, s.url, s.async);
                            }

                            // Apply custom fields if provided
                            if (s.xhrFields) {
                                for (i in s.xhrFields) {
                                    xhr[i] = s.xhrFields[i];
                                }
                            }

                            // Override mime type if needed
                            if (s.mimeType && xhr.overrideMimeType) {
                                xhr.overrideMimeType(s.mimeType);
                            }

                            // X-Requested-With header
                            // For cross-domain requests, seeing as conditions for a preflight are
                            // akin to a jigsaw puzzle, we simply never set it to be sure.
                            // (it can always be set on a per-request basis or even using ajaxSetup)
                            // For same-domain requests, won't change header if already provided.
                            if (!s.crossDomain && !headers["X-Requested-With"]) {
                                headers["X-Requested-With"] = "XMLHttpRequest";
                            }

                            // Need an extra try/catch for cross domain requests in Firefox 3
                            try {
                                for (i in headers) {
                                    xhr.setRequestHeader(i, headers[i]);
                                }
                            } catch (_) {
                            }

                            // Do send the request
                            // This may raise an exception which is actually
                            // handled in jQuery.ajax (so no try/catch here)
                            xhr.send(( s.hasContent && s.data ) || null);

                            // Listener
                            callback = function (_, isAbort) {

                                var status,
                                    statusText,
                                    responseHeaders,
                                    responses,
                                    xml;

                                // Firefox throws exceptions when accessing properties
                                // of an xhr when a network error occurred
                                // http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE)
                                try {

                                    // Was never called and is aborted or complete
                                    if (callback && ( isAbort || xhr.readyState === 4 )) {

                                        // Only called once
                                        callback = undefined;

                                        // Do not keep as active anymore
                                        if (handle) {
                                            xhr.onreadystatechange = jQuery.noop;
                                            if (xhrOnUnloadAbort) {
                                                delete xhrCallbacks[handle];
                                            }
                                        }

                                        // If it's an abort
                                        if (isAbort) {
                                            // Abort it manually if needed
                                            if (xhr.readyState !== 4) {
                                                xhr.abort();
                                            }
                                        } else {
                                            status = xhr.status;
                                            responseHeaders = xhr.getAllResponseHeaders();
                                            responses = {};
                                            xml = xhr.responseXML;

                                            // Construct response list
                                            if (xml && xml.documentElement /* #4958 */) {
                                                responses.xml = xml;
                                            }

                                            // When requesting binary data, IE6-9 will throw an exception
                                            // on any attempt to access responseText (#11426)
                                            try {
                                                responses.text = xhr.responseText;
                                            } catch (_) {
                                            }

                                            // Firefox throws an exception when accessing
                                            // statusText for faulty cross-domain requests
                                            try {
                                                statusText = xhr.statusText;
                                            } catch (e) {
                                                // We normalize with Webkit giving an empty statusText
                                                statusText = "";
                                            }

                                            // Filter status for non standard behaviors

                                            // If the request is local and we have data: assume a success
                                            // (success with no data won't get notified, that's the best we
                                            // can do given current implementations)
                                            if (!status && s.isLocal && !s.crossDomain) {
                                                status = responses.text ? 200 : 404;
                                                // IE - #1450: sometimes returns 1223 when it should be 204
                                            } else if (status === 1223) {
                                                status = 204;
                                            }
                                        }
                                    }
                                } catch (firefoxAccessException) {
                                    if (!isAbort) {
                                        complete(-1, firefoxAccessException);
                                    }
                                }

                                // Call complete if needed
                                if (responses) {
                                    complete(status, statusText, responses, responseHeaders);
                                }
                            };

                            if (!s.async) {
                                // if we're in sync mode we fire the callback
                                callback();
                            } else if (xhr.readyState === 4) {
                                // (IE6 & IE7) if it's in cache and has been
                                // retrieved directly we need to fire the callback
                                setTimeout(callback, 0);
                            } else {
                                handle = ++xhrId;
                                if (xhrOnUnloadAbort) {
                                    // Create the active xhrs callbacks list if needed
                                    // and attach the unload handler
                                    if (!xhrCallbacks) {
                                        xhrCallbacks = {};
                                        jQuery(window).unload(xhrOnUnloadAbort);
                                    }
                                    // Add to list of active xhrs callbacks
                                    xhrCallbacks[handle] = callback;
                                }
                                xhr.onreadystatechange = callback;
                            }
                        },

                        abort: function () {
                            if (callback) {
                                callback(0, 1);
                            }
                        }
                    };
                }
            });
        }
        var fxNow, timerId,
            rfxtypes = /^(?:toggle|show|hide)$/,
            rfxnum = new RegExp("^(?:([-+])=|)(" + core_pnum + ")([a-z%]*)$", "i"),
            rrun = /queueHooks$/,
            animationPrefilters = [defaultPrefilter],
            tweeners = {
                "*": [function (prop, value) {
                    var end, unit, prevScale,
                        tween = this.createTween(prop, value),
                        parts = rfxnum.exec(value),
                        target = tween.cur(),
                        start = +target || 0,
                        scale = 1;

                    if (parts) {
                        end = +parts[2];
                        unit = parts[3] || ( jQuery.cssNumber[prop] ? "" : "px" );

                        // We need to compute starting value
                        if (unit !== "px" && start) {
                            // Iteratively approximate from a nonzero starting point
                            // Prefer the current property, because this process will be trivial if it uses the same units
                            // Fallback to end or a simple constant
                            start = jQuery.css(tween.elem, prop, true) || end || 1;

                            do {
                                // If previous iteration zeroed out, double until we get *something*
                                // Use a string for doubling factor so we don't accidentally see scale as unchanged below
                                prevScale = scale = scale || ".5";

                                // Adjust and apply
                                start = start / scale;
                                jQuery.style(tween.elem, prop, start + unit);

                                // Update scale, tolerating zeroes from tween.cur()
                                scale = tween.cur() / target;

                                // Stop looping if we've hit the mark or scale is unchanged
                            } while (scale !== 1 && scale !== prevScale);
                        }

                        tween.unit = unit;
                        tween.start = start;
                        // If a +=/-= token was provided, we're doing a relative animation
                        tween.end = parts[1] ? start + ( parts[1] + 1 ) * end : end;
                    }
                    return tween;
                }]
            };

        // Animations created synchronously will run synchronously
        function createFxNow() {
            setTimeout(function () {
                fxNow = undefined;
            }, 0);
            return ( fxNow = jQuery.now() );
        }

        function createTweens(animation, props) {
            jQuery.each(props, function (prop, value) {
                var collection = ( tweeners[prop] || [] ).concat(tweeners["*"]),
                    index = 0,
                    length = collection.length;
                for (; index < length; index++) {
                    if (collection[index].call(animation, prop, value)) {

                        // we're done with this property
                        return;
                    }
                }
            });
        }

        function Animation(elem, properties, options) {
            var result,
                index = 0,
                tweenerIndex = 0,
                length = animationPrefilters.length,
                deferred = jQuery.Deferred().always(function () {
                    // don't match elem in the :animated selector
                    delete tick.elem;
                }),
                tick = function () {
                    var currentTime = fxNow || createFxNow(),
                        remaining = Math.max(0, animation.startTime + animation.duration - currentTime),
                        percent = 1 - ( remaining / animation.duration || 0 ),
                        index = 0,
                        length = animation.tweens.length;

                    for (; index < length; index++) {
                        animation.tweens[index].run(percent);
                    }

                    deferred.notifyWith(elem, [animation, percent, remaining]);

                    if (percent < 1 && length) {
                        return remaining;
                    } else {
                        deferred.resolveWith(elem, [animation]);
                        return false;
                    }
                },
                animation = deferred.promise({
                    elem: elem,
                    props: jQuery.extend({}, properties),
                    opts: jQuery.extend(true, {specialEasing: {}}, options),
                    originalProperties: properties,
                    originalOptions: options,
                    startTime: fxNow || createFxNow(),
                    duration: options.duration,
                    tweens: [],
                    createTween: function (prop, end, easing) {
                        var tween = jQuery.Tween(elem, animation.opts, prop, end,
                            animation.opts.specialEasing[prop] || animation.opts.easing);
                        animation.tweens.push(tween);
                        return tween;
                    },
                    stop: function (gotoEnd) {
                        var index = 0,
                            // if we are going to the end, we want to run all the tweens
                            // otherwise we skip this part
                            length = gotoEnd ? animation.tweens.length : 0;

                        for (; index < length; index++) {
                            animation.tweens[index].run(1);
                        }

                        // resolve when we played the last frame
                        // otherwise, reject
                        if (gotoEnd) {
                            deferred.resolveWith(elem, [animation, gotoEnd]);
                        } else {
                            deferred.rejectWith(elem, [animation, gotoEnd]);
                        }
                        return this;
                    }
                }),
                props = animation.props;

            propFilter(props, animation.opts.specialEasing);

            for (; index < length; index++) {
                result = animationPrefilters[index].call(animation, elem, props, animation.opts);
                if (result) {
                    return result;
                }
            }

            createTweens(animation, props);

            if (jQuery.isFunction(animation.opts.start)) {
                animation.opts.start.call(elem, animation);
            }

            jQuery.fx.timer(
                jQuery.extend(tick, {
                    anim: animation,
                    queue: animation.opts.queue,
                    elem: elem
                })
            );

            // attach callbacks from options
            return animation.progress(animation.opts.progress)
                .done(animation.opts.done, animation.opts.complete)
                .fail(animation.opts.fail)
                .always(animation.opts.always);
        }

        function propFilter(props, specialEasing) {
            var index, name, easing, value, hooks;

            // camelCase, specialEasing and expand cssHook pass
            for (index in props) {
                name = jQuery.camelCase(index);
                easing = specialEasing[name];
                value = props[index];
                if (jQuery.isArray(value)) {
                    easing = value[1];
                    value = props[index] = value[0];
                }

                if (index !== name) {
                    props[name] = value;
                    delete props[index];
                }

                hooks = jQuery.cssHooks[name];
                if (hooks && "expand" in hooks) {
                    value = hooks.expand(value);
                    delete props[name];

                    // not quite $.extend, this wont overwrite keys already present.
                    // also - reusing 'index' from above because we have the correct "name"
                    for (index in value) {
                        if (!( index in props )) {
                            props[index] = value[index];
                            specialEasing[index] = easing;
                        }
                    }
                } else {
                    specialEasing[name] = easing;
                }
            }
        }

        jQuery.Animation = jQuery.extend(Animation, {

            tweener: function (props, callback) {
                if (jQuery.isFunction(props)) {
                    callback = props;
                    props = ["*"];
                } else {
                    props = props.split(" ");
                }

                var prop,
                    index = 0,
                    length = props.length;

                for (; index < length; index++) {
                    prop = props[index];
                    tweeners[prop] = tweeners[prop] || [];
                    tweeners[prop].unshift(callback);
                }
            },

            prefilter: function (callback, prepend) {
                if (prepend) {
                    animationPrefilters.unshift(callback);
                } else {
                    animationPrefilters.push(callback);
                }
            }
        });

        function defaultPrefilter(elem, props, opts) {
            var index, prop, value, length, dataShow, tween, hooks, oldfire,
                anim = this,
                style = elem.style,
                orig = {},
                handled = [],
                hidden = elem.nodeType && isHidden(elem);

            // handle queue: false promises
            if (!opts.queue) {
                hooks = jQuery._queueHooks(elem, "fx");
                if (hooks.unqueued == null) {
                    hooks.unqueued = 0;
                    oldfire = hooks.empty.fire;
                    hooks.empty.fire = function () {
                        if (!hooks.unqueued) {
                            oldfire();
                        }
                    };
                }
                hooks.unqueued++;

                anim.always(function () {
                    // doing this makes sure that the complete handler will be called
                    // before this completes
                    anim.always(function () {
                        hooks.unqueued--;
                        if (!jQuery.queue(elem, "fx").length) {
                            hooks.empty.fire();
                        }
                    });
                });
            }

            // height/width overflow pass
            if (elem.nodeType === 1 && ( "height" in props || "width" in props )) {
                // Make sure that nothing sneaks out
                // Record all 3 overflow attributes because IE does not
                // change the overflow attribute when overflowX and
                // overflowY are set to the same value
                opts.overflow = [style.overflow, style.overflowX, style.overflowY];

                // Set display property to inline-block for height/width
                // animations on inline elements that are having width/height animated
                if (jQuery.css(elem, "display") === "inline" &&
                    jQuery.css(elem, "float") === "none") {

                    // inline-level elements accept inline-block;
                    // block-level elements need to be inline with layout
                    if (!jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay(elem.nodeName) === "inline") {
                        style.display = "inline-block";

                    } else {
                        style.zoom = 1;
                    }
                }
            }

            if (opts.overflow) {
                style.overflow = "hidden";
                if (!jQuery.support.shrinkWrapBlocks) {
                    anim.done(function () {
                        style.overflow = opts.overflow[0];
                        style.overflowX = opts.overflow[1];
                        style.overflowY = opts.overflow[2];
                    });
                }
            }


            // show/hide pass
            for (index in props) {
                value = props[index];
                if (rfxtypes.exec(value)) {
                    delete props[index];
                    if (value === ( hidden ? "hide" : "show" )) {
                        continue;
                    }
                    handled.push(index);
                }
            }

            length = handled.length;
            if (length) {
                dataShow = jQuery._data(elem, "fxshow") || jQuery._data(elem, "fxshow", {});
                if (hidden) {
                    jQuery(elem).show();
                } else {
                    anim.done(function () {
                        jQuery(elem).hide();
                    });
                }
                anim.done(function () {
                    var prop;
                    jQuery.removeData(elem, "fxshow", true);
                    for (prop in orig) {
                        jQuery.style(elem, prop, orig[prop]);
                    }
                });
                for (index = 0; index < length; index++) {
                    prop = handled[index];
                    tween = anim.createTween(prop, hidden ? dataShow[prop] : 0);
                    orig[prop] = dataShow[prop] || jQuery.style(elem, prop);

                    if (!( prop in dataShow )) {
                        dataShow[prop] = tween.start;
                        if (hidden) {
                            tween.end = tween.start;
                            tween.start = prop === "width" || prop === "height" ? 1 : 0;
                        }
                    }
                }
            }
        }

        function Tween(elem, options, prop, end, easing) {
            return new Tween.prototype.init(elem, options, prop, end, easing);
        }

        jQuery.Tween = Tween;

        Tween.prototype = {
            constructor: Tween,
            init: function (elem, options, prop, end, easing, unit) {
                this.elem = elem;
                this.prop = prop;
                this.easing = easing || "swing";
                this.options = options;
                this.start = this.now = this.cur();
                this.end = end;
                this.unit = unit || ( jQuery.cssNumber[prop] ? "" : "px" );
            },
            cur: function () {
                var hooks = Tween.propHooks[this.prop];

                return hooks && hooks.get ?
                    hooks.get(this) :
                    Tween.propHooks._default.get(this);
            },
            run: function (percent) {
                var eased,
                    hooks = Tween.propHooks[this.prop];

                this.pos = eased = jQuery.easing[this.easing](percent, this.options.duration * percent, 0, 1, this.options.duration);
                this.now = ( this.end - this.start ) * eased + this.start;

                if (this.options.step) {
                    this.options.step.call(this.elem, this.now, this);
                }

                if (hooks && hooks.set) {
                    hooks.set(this);
                } else {
                    Tween.propHooks._default.set(this);
                }
                return this;
            }
        };

        Tween.prototype.init.prototype = Tween.prototype;

        Tween.propHooks = {
            _default: {
                get: function (tween) {
                    var result;

                    if (tween.elem[tween.prop] != null &&
                        (!tween.elem.style || tween.elem.style[tween.prop] == null)) {
                        return tween.elem[tween.prop];
                    }

                    // passing any value as a 4th parameter to .css will automatically
                    // attempt a parseFloat and fallback to a string if the parse fails
                    // so, simple values such as "10px" are parsed to Float.
                    // complex values such as "rotate(1rad)" are returned as is.
                    result = jQuery.css(tween.elem, tween.prop, false, "");
                    // Empty strings, null, undefined and "auto" are converted to 0.
                    return !result || result === "auto" ? 0 : result;
                },
                set: function (tween) {
                    // use step hook for back compat - use cssHook if its there - use .style if its
                    // available and use plain properties where available
                    if (jQuery.fx.step[tween.prop]) {
                        jQuery.fx.step[tween.prop](tween);
                    } else if (tween.elem.style && ( tween.elem.style[jQuery.cssProps[tween.prop]] != null || jQuery.cssHooks[tween.prop] )) {
                        jQuery.style(tween.elem, tween.prop, tween.now + tween.unit);
                    } else {
                        tween.elem[tween.prop] = tween.now;
                    }
                }
            }
        };

        // Remove in 2.0 - this supports IE8's panic based approach
        // to setting things on disconnected nodes

        Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
            set: function (tween) {
                if (tween.elem.nodeType && tween.elem.parentNode) {
                    tween.elem[tween.prop] = tween.now;
                }
            }
        };

        jQuery.each(["toggle", "show", "hide"], function (i, name) {
            var cssFn = jQuery.fn[name];
            jQuery.fn[name] = function (speed, easing, callback) {
                return speed == null || typeof speed === "boolean" ||
                // special check for .toggle( handler, handler, ... )
                ( !i && jQuery.isFunction(speed) && jQuery.isFunction(easing) ) ?
                    cssFn.apply(this, arguments) :
                    this.animate(genFx(name, true), speed, easing, callback);
            };
        });

        jQuery.fn.extend({
            fadeTo: function (speed, to, easing, callback) {

                // show any hidden elements after setting opacity to 0
                return this.filter(isHidden).css("opacity", 0).show()

                // animate to the value specified
                    .end().animate({opacity: to}, speed, easing, callback);
            },
            animate: function (prop, speed, easing, callback) {
                var empty = jQuery.isEmptyObject(prop),
                    optall = jQuery.speed(speed, easing, callback),
                    doAnimation = function () {
                        // Operate on a copy of prop so per-property easing won't be lost
                        var anim = Animation(this, jQuery.extend({}, prop), optall);

                        // Empty animations resolve immediately
                        if (empty) {
                            anim.stop(true);
                        }
                    };

                return empty || optall.queue === false ?
                    this.each(doAnimation) :
                    this.queue(optall.queue, doAnimation);
            },
            stop: function (type, clearQueue, gotoEnd) {
                var stopQueue = function (hooks) {
                    var stop = hooks.stop;
                    delete hooks.stop;
                    stop(gotoEnd);
                };

                if (typeof type !== "string") {
                    gotoEnd = clearQueue;
                    clearQueue = type;
                    type = undefined;
                }
                if (clearQueue && type !== false) {
                    this.queue(type || "fx", []);
                }

                return this.each(function () {
                    var dequeue = true,
                        index = type != null && type + "queueHooks",
                        timers = jQuery.timers,
                        data = jQuery._data(this);

                    if (index) {
                        if (data[index] && data[index].stop) {
                            stopQueue(data[index]);
                        }
                    } else {
                        for (index in data) {
                            if (data[index] && data[index].stop && rrun.test(index)) {
                                stopQueue(data[index]);
                            }
                        }
                    }

                    for (index = timers.length; index--;) {
                        if (timers[index].elem === this && (type == null || timers[index].queue === type)) {
                            timers[index].anim.stop(gotoEnd);
                            dequeue = false;
                            timers.splice(index, 1);
                        }
                    }

                    // start the next in the queue if the last step wasn't forced
                    // timers currently will call their complete callbacks, which will dequeue
                    // but only if they were gotoEnd
                    if (dequeue || !gotoEnd) {
                        jQuery.dequeue(this, type);
                    }
                });
            }
        });

        // Generate parameters to create a standard animation
        function genFx(type, includeWidth) {
            var which,
                attrs = {height: type},
                i = 0;

            // if we include width, step value is 1 to do all cssExpand values,
            // if we don't include width, step value is 2 to skip over Left and Right
            for (; i < 4; i += 2 - includeWidth) {
                which = cssExpand[i];
                attrs["margin" + which] = attrs["padding" + which] = type;
            }

            if (includeWidth) {
                attrs.opacity = attrs.width = type;
            }

            return attrs;
        }

        // Generate shortcuts for custom animations
        jQuery.each({
            slideDown: genFx("show"),
            slideUp: genFx("hide"),
            slideToggle: genFx("toggle"),
            fadeIn: {opacity: "show"},
            fadeOut: {opacity: "hide"},
            fadeToggle: {opacity: "toggle"}
        }, function (name, props) {
            jQuery.fn[name] = function (speed, easing, callback) {
                return this.animate(props, speed, easing, callback);
            };
        });

        jQuery.speed = function (speed, easing, fn) {
            var opt = speed && typeof speed === "object" ? jQuery.extend({}, speed) : {
                complete: fn || !fn && easing ||
                jQuery.isFunction(speed) && speed,
                duration: speed,
                easing: fn && easing || easing && !jQuery.isFunction(easing) && easing
            };

            opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
                opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[opt.duration] : jQuery.fx.speeds._default;

            // normalize opt.queue - true/undefined/null -> "fx"
            if (opt.queue == null || opt.queue === true) {
                opt.queue = "fx";
            }

            // Queueing
            opt.old = opt.complete;

            opt.complete = function () {
                if (jQuery.isFunction(opt.old)) {
                    opt.old.call(this);
                }

                if (opt.queue) {
                    jQuery.dequeue(this, opt.queue);
                }
            };

            return opt;
        };

        jQuery.easing = {
            linear: function (p) {
                return p;
            },
            swing: function (p) {
                return 0.5 - Math.cos(p * Math.PI) / 2;
            }
        };

        jQuery.timers = [];
        jQuery.fx = Tween.prototype.init;
        jQuery.fx.tick = function () {
            var timer,
                timers = jQuery.timers,
                i = 0;

            for (; i < timers.length; i++) {
                timer = timers[i];
                // Checks the timer has not already been removed
                if (!timer() && timers[i] === timer) {
                    timers.splice(i--, 1);
                }
            }

            if (!timers.length) {
                jQuery.fx.stop();
            }
        };

        jQuery.fx.timer = function (timer) {
            if (timer() && jQuery.timers.push(timer) && !timerId) {
                timerId = setInterval(jQuery.fx.tick, jQuery.fx.interval);
            }
        };

        jQuery.fx.interval = 13;

        jQuery.fx.stop = function () {
            clearInterval(timerId);
            timerId = null;
        };

        jQuery.fx.speeds = {
            slow: 600,
            fast: 200,
            // Default speed
            _default: 400
        };

        // Back Compat <1.8 extension point
        jQuery.fx.step = {};

        if (jQuery.expr && jQuery.expr.filters) {
            jQuery.expr.filters.animated = function (elem) {
                return jQuery.grep(jQuery.timers, function (fn) {
                    return elem === fn.elem;
                }).length;
            };
        }
        var rroot = /^(?:body|html)$/i;

        jQuery.fn.offset = function (options) {
            if (arguments.length) {
                return options === undefined ?
                    this :
                    this.each(function (i) {
                        jQuery.offset.setOffset(this, options, i);
                    });
            }

            var box, docElem, body, win, clientTop, clientLeft, scrollTop, scrollLeft, top, left,
                elem = this[0],
                doc = elem && elem.ownerDocument;

            if (!doc) {
                return;
            }

            if ((body = doc.body) === elem) {
                return jQuery.offset.bodyOffset(elem);
            }

            docElem = doc.documentElement;

            // Make sure we're not dealing with a disconnected DOM node
            if (!jQuery.contains(docElem, elem)) {
                return {top: 0, left: 0};
            }

            box = elem.getBoundingClientRect();
            win = getWindow(doc);
            clientTop = docElem.clientTop || body.clientTop || 0;
            clientLeft = docElem.clientLeft || body.clientLeft || 0;
            scrollTop = win.pageYOffset || docElem.scrollTop;
            scrollLeft = win.pageXOffset || docElem.scrollLeft;
            top = box.top + scrollTop - clientTop;
            left = box.left + scrollLeft - clientLeft;

            return {top: top, left: left};
        };

        jQuery.offset = {

            bodyOffset: function (body) {
                var top = body.offsetTop,
                    left = body.offsetLeft;

                if (jQuery.support.doesNotIncludeMarginInBodyOffset) {
                    top += parseFloat(jQuery.css(body, "marginTop")) || 0;
                    left += parseFloat(jQuery.css(body, "marginLeft")) || 0;
                }

                return {top: top, left: left};
            },

            setOffset: function (elem, options, i) {
                var position = jQuery.css(elem, "position");

                // set position first, in-case top/left are set even on static elem
                if (position === "static") {
                    elem.style.position = "relative";
                }

                var curElem = jQuery(elem),
                    curOffset = curElem.offset(),
                    curCSSTop = jQuery.css(elem, "top"),
                    curCSSLeft = jQuery.css(elem, "left"),
                    calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1,
                    props = {}, curPosition = {}, curTop, curLeft;

                // need to be able to calculate position if either top or left is auto and position is either absolute or fixed
                if (calculatePosition) {
                    curPosition = curElem.position();
                    curTop = curPosition.top;
                    curLeft = curPosition.left;
                } else {
                    curTop = parseFloat(curCSSTop) || 0;
                    curLeft = parseFloat(curCSSLeft) || 0;
                }

                if (jQuery.isFunction(options)) {
                    options = options.call(elem, i, curOffset);
                }

                if (options.top != null) {
                    props.top = ( options.top - curOffset.top ) + curTop;
                }
                if (options.left != null) {
                    props.left = ( options.left - curOffset.left ) + curLeft;
                }

                if ("using" in options) {
                    options.using.call(elem, props);
                } else {
                    curElem.css(props);
                }
            }
        };


        jQuery.fn.extend({

            position: function () {
                if (!this[0]) {
                    return;
                }

                var elem = this[0],

                    // Get *real* offsetParent
                    offsetParent = this.offsetParent(),

                    // Get correct offsets
                    offset = this.offset(),
                    parentOffset = rroot.test(offsetParent[0].nodeName) ? {top: 0, left: 0} : offsetParent.offset();

                // Subtract element margins
                // note: when an element has margin: auto the offsetLeft and marginLeft
                // are the same in Safari causing offset.left to incorrectly be 0
                offset.top -= parseFloat(jQuery.css(elem, "marginTop")) || 0;
                offset.left -= parseFloat(jQuery.css(elem, "marginLeft")) || 0;

                // Add offsetParent borders
                parentOffset.top += parseFloat(jQuery.css(offsetParent[0], "borderTopWidth")) || 0;
                parentOffset.left += parseFloat(jQuery.css(offsetParent[0], "borderLeftWidth")) || 0;

                // Subtract the two offsets
                return {
                    top: offset.top - parentOffset.top,
                    left: offset.left - parentOffset.left
                };
            },

            offsetParent: function () {
                return this.map(function () {
                    var offsetParent = this.offsetParent || document.body;
                    while (offsetParent && (!rroot.test(offsetParent.nodeName) && jQuery.css(offsetParent, "position") === "static")) {
                        offsetParent = offsetParent.offsetParent;
                    }
                    return offsetParent || document.body;
                });
            }
        });


        // Create scrollLeft and scrollTop methods
        jQuery.each({scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function (method, prop) {
            var top = /Y/.test(prop);

            jQuery.fn[method] = function (val) {
                return jQuery.access(this, function (elem, method, val) {
                    var win = getWindow(elem);

                    if (val === undefined) {
                        return win ? (prop in win) ? win[prop] :
                            win.document.documentElement[method] :
                            elem[method];
                    }

                    if (win) {
                        win.scrollTo(
                            !top ? val : jQuery(win).scrollLeft(),
                            top ? val : jQuery(win).scrollTop()
                        );

                    } else {
                        elem[method] = val;
                    }
                }, method, val, arguments.length, null);
            };
        });

        function getWindow(elem) {
            return jQuery.isWindow(elem) ?
                elem :
                elem.nodeType === 9 ?
                elem.defaultView || elem.parentWindow :
                    false;
        }

        // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
        jQuery.each({Height: "height", Width: "width"}, function (name, type) {
            jQuery.each({
                padding: "inner" + name,
                content: type,
                "": "outer" + name
            }, function (defaultExtra, funcName) {
                // margin is only for outerHeight, outerWidth
                jQuery.fn[funcName] = function (margin, value) {
                    var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
                        extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );

                    return jQuery.access(this, function (elem, type, value) {
                        var doc;

                        if (jQuery.isWindow(elem)) {
                            // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
                            // isn't a whole lot we can do. See pull request at this URL for discussion:
                            // https://github.com/jquery/jquery/pull/764
                            return elem.document.documentElement["client" + name];
                        }

                        // Get document width or height
                        if (elem.nodeType === 9) {
                            doc = elem.documentElement;

                            // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest
                            // unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.
                            return Math.max(
                                elem.body["scroll" + name], doc["scroll" + name],
                                elem.body["offset" + name], doc["offset" + name],
                                doc["client" + name]
                            );
                        }

                        return value === undefined ?
                            // Get width or height on the element, requesting but not forcing parseFloat
                            jQuery.css(elem, type, value, extra) :

                            // Set width or height on the element
                            jQuery.style(elem, type, value, extra);
                    }, type, chainable ? margin : undefined, chainable);
                };
            });
        });
        // Expose jQuery to the global object
        return jQuery;
    })(window);

    //扩展jquery.cookie
    $.cookie = function (name, value, options) {
        if (typeof value != 'undefined') { // name and value given, set cookie
            options = options || {};
            if (value === null) {
                value = '';
                options.expires = -1;
            }
            var expires = '';
            if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {
                var date;
                if (typeof options.expires == 'number') {
                    date = new Date();
                    date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
                } else {
                    date = options.expires;
                }
                expires = '; expires=' + date.toUTCString(); // use expires attribute, max-age is not supported by IE
            }
            var path = options.path ? '; path=' + options.path : '';
            var domain = options.domain ? '; domain=' + options.domain : '';
            var secure = options.secure ? '; secure' : '';
            document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
        } else { // only name given, get cookie
            var cookieValue = null;
            if (document.cookie && document.cookie != '') {
                var cookies = document.cookie.split(';');
                for (var i = 0; i < cookies.length; i++) {
                    var cookie = cookies[i].replace(/(^[ ]+)|([ ]+$)/ig, '');
                    // Does this cookie string begin with the name we want?
                    if (cookie.substring(0, name.length + 1) == (name + '=')) {
                        cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                        break;
                    }
                }
            }
            return cookieValue;
        }
    };
    var feature = {};
    feature.fileapi = $("<input type='file'/>").get(0).files !== undefined;
    feature.formdata = window.FormData !== undefined;
    $.fn.attr2 = $.fn.attr;

    $.fieldValue = function (el, successful) {
        var n = el.name, t = el.type, tag = el.tagName.toLowerCase();
        if (successful === undefined) {
            successful = true;
        }

        if (successful && (!n || el.disabled || t == 'reset' || t == 'button' ||
            (t == 'checkbox' || t == 'radio') && !el.checked ||
            (t == 'submit' || t == 'image') && el.form && el.form.clk != el ||
            tag == 'select' && el.selectedIndex == -1)) {
            return null;
        }

        if (tag == 'select') {
            var index = el.selectedIndex;
            if (index < 0) {
                return null;
            }
            var a = [], ops = el.options;
            var one = (t == 'select-one');
            var max = (one ? index + 1 : ops.length);
            for (var i = (one ? index : 0); i < max; i++) {
                var op = ops[i];
                if (op.selected) {
                    var v = op.value;
                    if (!v) { // extra pain for IE...
                        v = (op.attributes && op.attributes.value && !(op.attributes.value.specified)) ? op.text : op.value;
                    }
                    if (one) {
                        return v;
                    }
                    a.push(v);
                }
            }
            return a;
        }
        return $(el).val();
    };

    $.fn.fieldValue = function (successful) {
        for (var val = [], i = 0, max = this.length; i < max; i++) {
            var el = this[i];
            var v = $.fieldValue(el, successful);
            if (v === null || typeof v == 'undefined' || (v.constructor == Array && !v.length)) {
                continue;
            }
            if (v.constructor == Array) {
                $.merge(val, v);
            }
            else {
                val.push(v);
            }
        }
        return val;
    };

    $.fn.formToArray = function (semantic, elements) {
        var a = [];
        if (this.length === 0) {
            return a;
        }

        var form = this[0];
        var formId = this.attr('id');
        var els = semantic ? form.getElementsByTagName('*') : form.elements;
        var els2;

        if (els && !/MSIE [678]/.test(navigator.userAgent)) { // #390
            els = $(els).get();  // convert to standard array
        }

        // #386; account for inputs outside the form which use the 'form' attribute
        if (formId) {
            els2 = $(':input[form="' + formId + '"]').get(); // hat tip @thet
            if (els2.length) {
                els = (els || []).concat(els2);
            }
        }

        if (!els || !els.length) {
            return a;
        }

        var i, j, n, v, el, max, jmax;
        for (i = 0, max = els.length; i < max; i++) {
            el = els[i];
            n = el.name;
            if (!n || el.disabled) {
                continue;
            }

            if (semantic && form.clk && el.type == "image") {
                // handle image inputs on the fly when semantic == true
                if (form.clk == el) {
                    a.push({name: n, value: $(el).val(), type: el.type});
                    a.push({name: n + '.x', value: form.clk_x}, {name: n + '.y', value: form.clk_y});
                }
                continue;
            }

            v = $.fieldValue(el, true);
            if (v && v.constructor == Array) {
                if (elements) {
                    elements.push(el);
                }
                for (j = 0, jmax = v.length; j < jmax; j++) {
                    a.push({name: n, value: v[j]});
                }
            }
            else if (feature.fileapi && el.type == 'file') {
                if (elements) {
                    elements.push(el);
                }
                var files = el.files;
                if (files.length) {
                    for (j = 0; j < files.length; j++) {
                        a.push({name: n, value: files[j], type: el.type});
                    }
                }
                else {
                    // #180
                    a.push({name: n, value: '', type: el.type});
                }
            }
            else if (v !== null && typeof v != 'undefined') {
                if (elements) {
                    elements.push(el);
                }
                a.push({name: n, value: v, type: el.type, required: el.required});
            }
        }

        if (!semantic && form.clk) {
            // input type=='image' are not found in elements array! handle it here
            var $input = $(form.clk), input = $input[0];
            n = input.name;
            if (n && !input.disabled && input.type == 'image') {
                a.push({name: n, value: $input.val()});
                a.push({name: n + '.x', value: form.clk_x}, {name: n + '.y', value: form.clk_y});
            }
        }
        return a;
    };

    $.fn.ajaxSubmit = function (options) {
        /*jshint scripturl:true */
        // fast fail if nothing selected (http://dev.jquery.com/ticket/2752)
        if (!this.length) {
            log('ajaxSubmit: skipping submit process - no element selected');
            return this;
        }

        var method, action, url, $form = this;

        if (typeof options == 'function') {
            options = {success: options};
        }
        else if (options === undefined) {
            options = {};
        }

        method = options.type || this.attr2('method');
        action = options.url || this.attr2('action');

        url = (typeof action === 'string') ? $.trim(action) : '';
        url = url || window.location.href || '';
        if (url) {
            // clean url (don't include hash vaue)
            url = (url.match(/^([^#]+)/) || [])[1];
        }

        options = $.extend(true, {
            url: url,
            //success: $.ajaxSettings.success,
            //type: method || $.ajaxSettings.type,
            iframeSrc: /^https/i.test(window.location.href || '') ? 'javascript:false' : 'about:blank'
        }, options);

        // hook for manipulating the form data before it is extracted;
        // convenient for use with rich editors like tinyMCE or FCKEditor
        var veto = {};
        this.trigger('form-pre-serialize', [this, options, veto]);
        if (veto.veto) {
            log('ajaxSubmit: submit vetoed via form-pre-serialize trigger');
            return this;
        }

        // provide opportunity to alter form data before it is serialized
        if (options.beforeSerialize && options.beforeSerialize(this, options) === false) {
            log('ajaxSubmit: submit aborted via beforeSerialize callback');
            return this;
        }

        var traditional = options.traditional;
        if (traditional === undefined) {
            traditional = true;
        }
        var elements = [];
        var qx, a = this.formToArray(options.semantic, elements);
        if (options.data) {
            options.extraData = options.data;
            qx = $.param(options.data, traditional);
        }
        ;
        // give pre-submit callback an opportunity to abort the submit
        if (options.beforeSubmit && options.beforeSubmit(a, this, options) === false) {
            log('ajaxSubmit: submit aborted via beforeSubmit callback');
            return this;
        }

        // fire vetoable 'validate' event
        this.trigger('form-submit-validate', [a, this, options, veto]);
        if (veto.veto) {
            log('ajaxSubmit: submit vetoed via form-submit-validate trigger');
            return this;
        }

        var q = $.param(a, traditional);
        if (qx) {
            q = ( q ? (q + '&' + qx) : qx );
        }
        if (options.type.toUpperCase() == 'GET') {
            options.url += (options.url.indexOf('?') >= 0 ? '&' : '?') + q;
            options.data = null;  // data is null for 'get'
        }
        else {
            options.data = q; // data is the query string for 'post'
        }

        var callbacks = [];
        if (options.resetForm) {
            callbacks.push(function () {
                $form.resetForm();
            });
        }
        if (options.clearForm) {
            callbacks.push(function () {
                $form.clearForm(options.includeHidden);
            });
        }
        // perform a load on the target only if dataType is not provided
        if (!options.dataType && options.target) {
            var oldSuccess = options.success || function () {
                };
            callbacks.push(function (data) {
                var fn = options.replaceTarget ? 'replaceWith' : 'html';
                $(options.target)[fn](data).each(oldSuccess, arguments);
            });
        }
        else if (options.success) {
            callbacks.push(options.success);
        }

        options.success = function (data, status, xhr) { // jQuery 1.4+ passes xhr as 3rd arg
            var context = options.context || this;	// jQuery 1.4+ supports scope context
            for (var i = 0, max = callbacks.length; i < max; i++) {
                callbacks[i].apply(context, [data, status, xhr || $form, $form]);
            }
        };

        if (options.error) {
            var oldError = options.error;
            options.error = function (xhr, status, error) {
                var context = options.context || this;
                oldError.apply(context, [xhr, status, error, $form]);
            };
        }

        if (options.complete) {
            var oldComplete = options.complete;
            options.complete = function (xhr, status) {
                var context = options.context || this;
                oldComplete.apply(context, [xhr, status, $form]);
            };
        }

        // are there files to upload?

        // [value] (issue #113), also see comment:
        // https://github.com/malsup/form/commit/588306aedba1de01388032d5f42a60159eea9228#commitcomment-2180219
        var fileInputs = $('input[type=file]:enabled', this).filter(function () {
            return $(this).val() !== '';
        });

        var hasFileInputs = fileInputs.length > 0;
        var mp = 'multipart/form-data';
        var multipart = ($form.attr('enctype') == mp || $form.attr('encoding') == mp);

        var fileAPI = feature.fileapi && feature.formdata;
        //log("fileAPI :" + fileAPI);
        var shouldUseFrame = (hasFileInputs || multipart) && !fileAPI;

        var jqxhr;

        // options.iframe allows user to force iframe mode
        // 06-NOV-09: now defaulting to iframe mode if file input is detected
        if (options.iframe !== false && (options.iframe || shouldUseFrame)) {
            // hack to fix Safari hang (thanks to Tim Molendijk for this)
            // see:  http://groups.google.com/group/jquery-dev/browse_thread/thread/36395b7ab510dd5d
            if (options.closeKeepAlive) {
                $.get(options.closeKeepAlive, function () {
                    jqxhr = fileUploadIframe(a);
                });
            }
            else {
                jqxhr = fileUploadIframe(a);
            }
        }
        else if ((hasFileInputs || multipart) && fileAPI) {
            jqxhr = fileUploadXhr(a);
        }
        else {
            jqxhr = $.ajax(options);
        }

        $form.removeData('jqxhr').data('jqxhr', jqxhr);

        // clear element array
        for (var k = 0; k < elements.length; k++) {
            elements[k] = null;
        }

        // fire 'notify' event
        this.trigger('form-submit-notify', [this, options]);

        // utility fn for deep serialization
        function deepSerialize(extraData) {
            var serialized = $.param(extraData, options.traditional).split('&');
            var len = serialized.length;
            var result = [];
            var i, part;
            for (i = 0; i < len; i++) {
                // #252; undo param space replacement
                serialized[i] = serialized[i].replace(/\+/g, ' ');
                part = serialized[i].split('=');
                // #278; use array instead of object storage, favoring array serializations
                result.push([decodeURIComponent(part[0]), decodeURIComponent(part[1])]);
            }
            return result;
        }

        // XMLHttpRequest Level 2 file uploads (big hat tip to francois2metz)
        function fileUploadXhr(a) {
            var formdata = new FormData();

            for (var i = 0; i < a.length; i++) {
                formdata.append(a[i].name, a[i].value);
            }

            if (options.extraData) {
                var serializedData = deepSerialize(options.extraData);
                for (i = 0; i < serializedData.length; i++) {
                    if (serializedData[i]) {
                        formdata.append(serializedData[i][0], serializedData[i][1]);
                    }
                }
            }

            options.data = null;

            var s = $.extend(true, {}, $.ajaxSettings, options, {
                contentType: false,
                processData: false,
                cache: false,
                type: method || 'POST'
            });

            if (options.uploadProgress) {
                // workaround because jqXHR does not expose upload property
                s.xhr = function () {
                    var xhr = $.ajaxSettings.xhr();
                    if (xhr.upload) {
                        xhr.upload.addEventListener('progress', function (event) {
                            var percent = 0;
                            var position = event.loaded || event.position;
                            /*event.position is deprecated*/
                            var total = event.total;
                            if (event.lengthComputable) {
                                percent = Math.ceil(position / total * 100);
                            }
                            options.uploadProgress(event, position, total, percent);
                        }, false);
                    }
                    return xhr;
                };
            }

            s.data = null;
            var beforeSend = s.beforeSend;
            s.beforeSend = function (xhr, o) {
                //Send FormData() provided by user
                if (options.formData) {
                    o.data = options.formData;
                }
                else {
                    o.data = formdata;
                }
                if (beforeSend) {
                    beforeSend.call(this, xhr, o);
                }
            };
            return $.ajax(s);
        }

        // private function for handling file uploads (hat tip to YAHOO!)
        function fileUploadIframe(a) {
            var form = $form[0], el, i, s, g, id, $io, io, xhr, sub, n, timedOut, timeoutHandle;
            var deferred = $.Deferred();

            // #341
            deferred.abort = function (status) {
                xhr.abort(status);
            };

            if (a) {
                // ensure that every serialized input is still enabled
                for (i = 0; i < elements.length; i++) {
                    el = $(elements[i]);
                    if (hasProp) {
                        el.prop('disabled', false);
                    }
                    else {
                        el.removeAttr('disabled');
                    }
                }
            }

            s = $.extend(true, {}, $.ajaxSettings, options);
            s.context = s.context || s;
            id = 'jqFormIO' + (new Date().getTime());
            if (s.iframeTarget) {
                $io = $(s.iframeTarget);
                n = $io.attr2('name');
                if (!n) {
                    $io.attr2('name', id);
                }
                else {
                    id = n;
                }
            }
            else {
                $io = $('<iframe name="' + id + '" src="' + s.iframeSrc + '" />');
                $io.css({position: 'absolute', top: '-1000px', left: '-1000px'});
            }
            io = $io[0];


            xhr = { // mock object
                aborted: 0,
                responseText: null,
                responseXML: null,
                status: 0,
                statusText: 'n/a',
                getAllResponseHeaders: function () {
                },
                getResponseHeader: function () {
                },
                setRequestHeader: function () {
                },
                abort: function (status) {
                    var e = (status === 'timeout' ? 'timeout' : 'aborted');
                    log('aborting upload... ' + e);
                    this.aborted = 1;

                    try { // #214, #257
                        if (io.contentWindow.document.execCommand) {
                            io.contentWindow.document.execCommand('Stop');
                        }
                    }
                    catch (ignore) {
                    }

                    $io.attr('src', s.iframeSrc); // abort op in progress
                    xhr.error = e;
                    if (s.error) {
                        s.error.call(s.context, xhr, e, status);
                    }
                    if (g) {
                        $.event.trigger("ajaxError", [xhr, s, e]);
                    }
                    if (s.complete) {
                        s.complete.call(s.context, xhr, e);
                    }
                }
            };

            g = s.global;
            // trigger ajax global events so that activity/block indicators work like normal
            if (g && 0 === $.active++) {
                $.event.trigger("ajaxStart");
            }
            if (g) {
                $.event.trigger("ajaxSend", [xhr, s]);
            }

            if (s.beforeSend && s.beforeSend.call(s.context, xhr, s) === false) {
                if (s.global) {
                    $.active--;
                }
                deferred.reject();
                return deferred;
            }
            if (xhr.aborted) {
                deferred.reject();
                return deferred;
            }

            // add submitting element to data if we know it
            sub = form.clk;
            if (sub) {
                n = sub.name;
                if (n && !sub.disabled) {
                    s.extraData = s.extraData || {};
                    s.extraData[n] = sub.value;
                    if (sub.type == "image") {
                        s.extraData[n + '.x'] = form.clk_x;
                        s.extraData[n + '.y'] = form.clk_y;
                    }
                }
            }

            var CLIENT_TIMEOUT_ABORT = 1;
            var SERVER_ABORT = 2;

            function getDoc(frame) {
                /* it looks like contentWindow or contentDocument do not
                 * carry the protocol property in ie8, when running under ssl
                 * frame.document is the only valid response document, since
                 * the protocol is know but not on the other two objects. strange?
                 * "Same origin policy" http://en.wikipedia.org/wiki/Same_origin_policy
                 */

                var doc = null;

                // IE8 cascading access check
                try {
                    if (frame.contentWindow) {
                        doc = frame.contentWindow.document;
                    }
                } catch (err) {
                    // IE8 access denied under ssl & missing protocol
                    log('cannot get iframe.contentWindow document: ' + err);
                }

                if (doc) { // successful getting content
                    return doc;
                }

                try { // simply checking may throw in ie8 under ssl or mismatched protocol
                    doc = frame.contentDocument ? frame.contentDocument : frame.document;
                } catch (err) {
                    // last attempt
                    log('cannot get iframe.contentDocument: ' + err);
                    doc = frame.document;
                }
                return doc;
            }

            // Rails CSRF hack (thanks to Yvan Barthelemy)
            var csrf_token = $('meta[name=csrf-token]').attr('content');
            var csrf_param = $('meta[name=csrf-param]').attr('content');
            if (csrf_param && csrf_token) {
                s.extraData = s.extraData || {};
                s.extraData[csrf_param] = csrf_token;
            }

            // take a breath so that pending repaints get some cpu time before the upload starts
            function doSubmit() {
                // make sure form attrs are set
                var t = $form.attr2('target'),
                    a = $form.attr2('action'),
                    mp = 'multipart/form-data',
                    et = $form.attr('enctype') || $form.attr('encoding') || mp;

                // update form attrs in IE friendly way
                form.setAttribute('target', id);
                if (!method || /post/i.test(method)) {
                    form.setAttribute('method', 'POST');
                }
                if (a != s.url) {
                    form.setAttribute('action', s.url);
                }

                // ie borks in some cases when setting encoding
                if (!s.skipEncodingOverride && (!method || /post/i.test(method))) {
                    $form.attr({
                        encoding: 'multipart/form-data',
                        enctype: 'multipart/form-data'
                    });
                }

                // support timout
                if (s.timeout) {
                    timeoutHandle = setTimeout(function () {
                        timedOut = true;
                        cb(CLIENT_TIMEOUT_ABORT);
                    }, s.timeout);
                }

                // look for server aborts
                function checkState() {
                    try {
                        var state = getDoc(io).readyState;
                        log('state = ' + state);
                        if (state && state.toLowerCase() == 'uninitialized') {
                            setTimeout(checkState, 50);
                        }
                    }
                    catch (e) {
                        log('Server abort: ', e, ' (', e.name, ')');
                        cb(SERVER_ABORT);
                        if (timeoutHandle) {
                            clearTimeout(timeoutHandle);
                        }
                        timeoutHandle = undefined;
                    }
                }

                // add "extra" data to form if provided in options
                var extraInputs = [];
                try {
                    if (s.extraData) {
                        for (var n in s.extraData) {
                            if (s.extraData.hasOwnProperty(n)) {
                                // if using the $.param format that allows for multiple values with the same name
                                if ($.isPlainObject(s.extraData[n]) && s.extraData[n].hasOwnProperty('name') && s.extraData[n].hasOwnProperty('value')) {
                                    extraInputs.push(
                                        $('<input type="hidden" name="' + s.extraData[n].name + '">').val(s.extraData[n].value)
                                            .appendTo(form)[0]);
                                } else {
                                    extraInputs.push(
                                        $('<input type="hidden" name="' + n + '">').val(s.extraData[n])
                                            .appendTo(form)[0]);
                                }
                            }
                        }
                    }

                    if (!s.iframeTarget) {
                        // add iframe to doc and submit the form
                        $io.appendTo('body');
                    }
                    if (io.attachEvent) {
                        io.attachEvent('onload', cb);
                    }
                    else {
                        io.addEventListener('load', cb, false);
                    }
                    setTimeout(checkState, 15);

                    try {
                        form.submit();
                    } catch (err) {
                        // just in case form has element with name/id of 'submit'
                        var submitFn = document.createElement('form').submit;
                        submitFn.apply(form);
                    }
                }
                finally {
                    // reset attrs and remove "extra" input elements
                    form.setAttribute('action', a);
                    form.setAttribute('enctype', et); // #380
                    if (t) {
                        form.setAttribute('target', t);
                    } else {
                        $form.removeAttr('target');
                    }
                    $(extraInputs).remove();
                }
            }

            if (s.forceSync) {
                doSubmit();
            }
            else {
                setTimeout(doSubmit, 10); // this lets dom updates render
            }

            var data, doc, domCheckCount = 50, callbackProcessed;

            function cb(e) {
                if (xhr.aborted || callbackProcessed) {
                    return;
                }

                doc = getDoc(io);
                if (!doc) {
                    log('cannot access response document');
                    e = SERVER_ABORT;
                }
                if (e === CLIENT_TIMEOUT_ABORT && xhr) {
                    xhr.abort('timeout');
                    deferred.reject(xhr, 'timeout');
                    return;
                }
                else if (e == SERVER_ABORT && xhr) {
                    xhr.abort('server abort');
                    deferred.reject(xhr, 'error', 'server abort');
                    return;
                }

                if (!doc || doc.location.href == s.iframeSrc) {
                    // response not received yet
                    if (!timedOut) {
                        return;
                    }
                }
                if (io.detachEvent) {
                    io.detachEvent('onload', cb);
                }
                else {
                    io.removeEventListener('load', cb, false);
                }

                var status = 'success', errMsg;
                try {
                    if (timedOut) {
                        throw 'timeout';
                    }

                    var isXml = s.dataType == 'xml' || doc.XMLDocument || $.isXMLDoc(doc);
                    log('isXml=' + isXml);
                    if (!isXml && window.opera && (doc.body === null || !doc.body.innerHTML)) {
                        if (--domCheckCount) {
                            // in some browsers (Opera) the iframe DOM is not always traversable when
                            // the onload callback fires, so we loop a bit to accommodate
                            log('requeing onLoad callback, DOM not available');
                            setTimeout(cb, 250);
                            return;
                        }
                        // let this fall through because server response could be an empty document
                        //log('Could not access iframe DOM after mutiple tries.');
                        //throw 'DOMException: not available';
                    }

                    //log('response detected');
                    var docRoot = doc.body ? doc.body : doc.documentElement;
                    xhr.responseText = docRoot ? docRoot.innerHTML : null;
                    xhr.responseXML = doc.XMLDocument ? doc.XMLDocument : doc;
                    if (isXml) {
                        s.dataType = 'xml';
                    }
                    xhr.getResponseHeader = function (header) {
                        var headers = {'content-type': s.dataType};
                        return headers[header.toLowerCase()];
                    };
                    // support for XHR 'status' & 'statusText' emulation :
                    if (docRoot) {
                        xhr.status = Number(docRoot.getAttribute('status')) || xhr.status;
                        xhr.statusText = docRoot.getAttribute('statusText') || xhr.statusText;
                    }

                    var dt = (s.dataType || '').toLowerCase();
                    var scr = /(json|script|text)/.test(dt);
                    if (scr || s.textarea) {
                        // see if user embedded response in textarea
                        var ta = doc.getElementsByTagName('textarea')[0];
                        if (ta) {
                            xhr.responseText = ta.value;
                            // support for XHR 'status' & 'statusText' emulation :
                            xhr.status = Number(ta.getAttribute('status')) || xhr.status;
                            xhr.statusText = ta.getAttribute('statusText') || xhr.statusText;
                        }
                        else if (scr) {
                            // account for browsers injecting pre around json response
                            var pre = doc.getElementsByTagName('pre')[0];
                            var b = doc.getElementsByTagName('body')[0];
                            if (pre) {
                                xhr.responseText = pre.textContent ? pre.textContent : pre.innerText;
                            }
                            else if (b) {
                                xhr.responseText = b.textContent ? b.textContent : b.innerText;
                            }
                        }
                    }
                    else if (dt == 'xml' && !xhr.responseXML && xhr.responseText) {
                        xhr.responseXML = toXml(xhr.responseText);
                    }

                    try {
                        data = httpData(xhr, dt, s);
                    }
                    catch (err) {
                        status = 'parsererror';
                        xhr.error = errMsg = (err || status);
                    }
                }
                catch (err) {
                    log('error caught: ', err);
                    status = 'error';
                    xhr.error = errMsg = (err || status);
                }

                if (xhr.aborted) {
                    log('upload aborted');
                    status = null;
                }

                if (xhr.status) { // we've set xhr.status
                    status = (xhr.status >= 200 && xhr.status < 300 || xhr.status === 304) ? 'success' : 'error';
                }

                // ordering of these callbacks/triggers is odd, but that's how $.ajax does it
                if (status === 'success') {
                    if (s.success) {
                        s.success.call(s.context, data, 'success', xhr);
                    }
                    deferred.resolve(xhr.responseText, 'success', xhr);
                    if (g) {
                        $.event.trigger("ajaxSuccess", [xhr, s]);
                    }
                }
                else if (status) {
                    if (errMsg === undefined) {
                        errMsg = xhr.statusText;
                    }
                    if (s.error) {
                        s.error.call(s.context, xhr, status, errMsg);
                    }
                    deferred.reject(xhr, 'error', errMsg);
                    if (g) {
                        $.event.trigger("ajaxError", [xhr, s, errMsg]);
                    }
                }

                if (g) {
                    $.event.trigger("ajaxComplete", [xhr, s]);
                }

                if (g && !--$.active) {
                    $.event.trigger("ajaxStop");
                }

                if (s.complete) {
                    s.complete.call(s.context, xhr, status);
                }

                callbackProcessed = true;
                if (s.timeout) {
                    clearTimeout(timeoutHandle);
                }

                // clean up
                setTimeout(function () {
                    if (!s.iframeTarget) {
                        $io.remove();
                    }
                    else { //adding else to clean up existing iframe response.
                        $io.attr('src', s.iframeSrc);
                    }
                    xhr.responseXML = null;
                }, 100);
            }

            var toXml = $.parseXML || function (s, doc) { // use parseXML if available (jQuery 1.5+)
                    if (window.ActiveXObject) {
                        doc = new ActiveXObject('Microsoft.XMLDOM');
                        doc.async = 'false';
                        doc.loadXML(s);
                    }
                    else {
                        doc = (new DOMParser()).parseFromString(s, 'text/xml');
                    }
                    return (doc && doc.documentElement && doc.documentElement.nodeName != 'parsererror') ? doc : null;
                };
            var parseJSON = $.parseJSON || function (s) {
                    /*jslint evil:true */
                    return window['eval']('(' + s + ')');
                };

            var httpData = function (xhr, type, s) { // mostly lifted from jq1.4.4

                var ct = xhr.getResponseHeader('content-type') || '',
                    xml = type === 'xml' || !type && ct.indexOf('xml') >= 0,
                    data = xml ? xhr.responseXML : xhr.responseText;

                if (xml && data.documentElement.nodeName === 'parsererror') {
                    if ($.error) {
                        $.error('parsererror');
                    }
                }
                if (s && s.dataFilter) {
                    data = s.dataFilter(data, type);
                }
                if (typeof data === 'string') {
                    if (type === 'json' || !type && ct.indexOf('json') >= 0) {
                        data = parseJSON(data);
                    } else if (type === "script" || !type && ct.indexOf("javascript") >= 0) {
                        $.globalEval(data);
                    }
                }
                return data;
            };

            return deferred;
        }
    };

    //html代码转码，用于用户问题，回复不转码

    var _htmlEncode = function (str) {
        var s = "";
        if (str.length == 0) return "";
        s = str.replace(/\'/g, '&#39;');
        s = s.replace(/\"/g, '&quot;');
        s = s.replace(/\>/g, '&gt;');
        s = s.replace(/\</g, '&lt;');
        return s;
    };

    //监听事件
    var _addEvent = (function () {
        var _eventCompat = function (event) {
            var type = event.type;
            if (type == 'DOMMouseScroll' || type == 'mousewheel') {
                event.delta = (event.wheelDelta) ? event.wheelDelta / 120 : -(event.detail || 0) / 3;
            }
            if (event.srcElement && !event.target) {
                event.target = event.srcElement;
            }
            if (!event.preventDefault && event.returnValue !== undefined) {
                event.preventDefault = function () {
                    event.returnValue = false;
                };
            }
            ;
            return event;
        };
        if (win.addEventListener) {
            return function (el, type, fn, capture) {
                if (!el) {
                    return false;
                }
                ;
                if (type === "mousewheel" && document.mozHidden !== undefined) {
                    type = "DOMMouseScroll";
                }
                el.addEventListener(type, function (event) {
                    fn.call(this, _eventCompat(event));
                }, capture || false);
            }
        } else if (win.attachEvent) {
            return function (el, type, fn, capture) {
                if (!el) {
                    return false;
                }
                ;
                el.attachEvent("on" + type, function (event) {
                    event = event || win.event;
                    fn.call(el, _eventCompat(event));
                });
            }
        }
        return function () {
        };
    })();

    //加载一个远程JS文件，用于JSONP方式调用接口
    var _loadJs = function (src, success, error) {
        var script = document.createElement("script")
            , head = document.getElementsByTagName("head")[0]
            , isload = false;
        script.type = "text/javascript";
        script.src = src;
        script.onreadystatechange = function () {
            var r = script.readyState;
            if (!isload && (r === 'loaded' || r === 'complete')) {
                isload = true;
                success && success();
                script.onreadystatechange = null;
                head.removeChild(script);
            }
        };
        script.onload = function () {
            if (!isload) {
                isload = true;
                success && success();
                head.removeChild(script);
            }
        };
        if (error) {
            script.onerror = error;
        }
        ;
        head.appendChild(script);
    };

    //替换字符串左右的空格
    var _trim = function () {
        return this.replace(/(^\s*)|(\s*$)/g, "");
    };

    var _emnu = function (inObj) {
        var a = new Array();
        for (var i in inObj) {
            a.push(i + "=" + inObj[i]);
        }
        ;
        return a.join('&');
    };

    //发起一个JSONP请求
    var _jsonp = function (options, time, type) {
        var o = $.extend({
            'url': ""
            , 'data': {}
            , 'success': function () {
            }
            , 'error': function () {
            }
        }, options);
        var cb = 'JSONP' + new Date().getTime().toString(36);
        o.data.callback = cb;
        var argument = _emnu(o.data);
        win[cb] = o.success;
        _loadJs(o.url + (o.url.indexOf('?') > 0 ? "&" : "?") + argument, function () {
        }, o.error);
    };

    //日期格式化显示
    var _dateFormat = function (fmt) {
        var o = {
            "M+": this.getMonth() + 1,
            "d+": this.getDate(),
            "h+": this.getHours(),
            "m+": this.getMinutes(),
            "s+": this.getSeconds(),
            "q+": Math.floor((this.getMonth() + 3) / 3),
            "S": this.getMilliseconds()
        };
        if (/(y+)/.test(fmt)) fmt = fmt.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
        for (var k in o)
            if (new RegExp("(" + k + ")").test(fmt)) fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
        return fmt;
    };

    //创建Robot对象的HTML
    var _generateHtml = function (source) {

        var html = []
            , _u = navigator.userAgent
            , _con = source.con
            , _colors = _con.colors;
        if (_u.indexOf('Android') > -1 || _u.indexOf('Linux') > -1) {
            _isPad = true;
        } else if (_u.indexOf('iPhone') > -1 || _u.indexOf('iPad') > -1) {
            _isPad = true;
            _con.ismax = true;
        }
        ;

        if (_isPad && $(win).width() < 600) {
            _isMobile = true;
            $('head').append('<meta name="viewport" content="width=device-width,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no"/>');
        }
        ;


        html.push('<div id="robot" class="smartnlp-robot ' + (_isMobile ? cssfix + 'mobile ' + cssfix + 'box' : '') + ' ' + (_con.mod === 'mini' ? cssfix + 'mini' : '') + '" style="' + (_con.mod === 'mini' ? 'border-color:' + _colors.border : '') + ';position:' + (_isMobile && _con.mod !== 'mini' ? 'static' : 'fixed') + ';z-index:' + _con.zindex + ';' + (!_con.showSideBtn && !_isMobile ? 'right: -284px;' : '') + '">');

        if (_isMobile && _con.mod === 'mini') {
            html.push('<a href="' + _con.newurl + '" target="_blank" class="' + cssfix + 'mobile-title" style="background-color: ' + _colors.header + ';"><span class="' + cssfix + 'icon"></span>咨询在线客服 &gt;</a>');
            html.push('</div></div>');
            return html.join('');
        }
        ;

        html.push('<div class="' + cssfix + 'header" style="background-color: ' + _colors.header + ';" onselectstart="return false">');
        html.push('<div class="' + cssfix + 'logo">');
        html.push('<img src="' + _con.logo + '"/>');
        html.push('<span>' + _con.title + '</span></div>');
        html.push('<div class="' + cssfix + 'header-nav">');

        html.push('<a href="javascript:void(0);" class="' + cssfix + 'icon-max' + (_con.ismax ? ' ' + cssfix + 'icon-nor' : '') + '"><em class="' + cssfix + 'icon"></em></a>');

        html.push('<a href="javascript:void(0);" class="' + cssfix + 'icon-clo"><em class="' + cssfix + 'icon"></em></a>');
        html.push('</div>');
        html.push('</div>');
        //content
        html.push('<div class="' + cssfix + 'content">');
        html.push('<ul class="' + cssfix + 'slide" ' + (!_con.showSideBtn ? 'style="visibility: hidden;"' : '') + '>');
        html.push('<li class="' + cssfix + 'slide-btn" style="background-color:' + _colors.border + ';"><a href="javascript:void(0);"><span class="' + cssfix + 'icon"></span>' + (!_con.kefuOnly ? '机器人' : '在线客服') + '</a></li>');
        if (!!_con.feedBtn.url) {
            html.push('<li class="' + cssfix + 'slide-feed" style="background-color:' + _con.feedBtn.color + ';"><a href="' + _con.feedBtn.url + '" target="_blank"><span class="' + cssfix + 'icon"></span>反馈</a></li>');
        }
        ;
        html.push('</ul>');
        //左边区域
        html.push('<div class="' + cssfix + 'fl-area" style="' + (!_con.showLeftPanel ? 'padding-right: 0;' : '') + '">');
        html.push('<div class="' + cssfix + 'nano">');
        html.push('<div class="' + cssfix + 'chat"></div>');
        //html.push('<div class="'+ cssfix +'pane" style="display: block; opacity: 1; visibility: visible;"><div class="'+ cssfix +'slider" style="height: 110px; top: 502px;"></div></div>');
        html.push('</div>');
        html.push('<div class="' + cssfix + 'edit ' + (_isMobile ? cssfix + 'box' : '') + '">');
        html.push('<div class="' + cssfix + 'photo" ' + (_isIE ? 'style="display: none;"' : '') + '>');
        html.push('<input class="' + cssfix + 'file" type="file" name="files[]" />  <a class="' + cssfix + 'btn-pic" title="发送图片消息"></a></div>');

        //};
        html.push('<div class="' + cssfix + 'copy">');
        html.push('<a class="' + cssfix + 'art" href="javascript:void(0);" title="切换到…">人工客服</a></div>')

        html.push('<div class="' + cssfix + 'input ' + (_isMobile ? cssfix + 'box-flex' : '') + '">');
        html.push('<textarea class="' + cssfix + 'textarea" placeholder="' + _con.placeholder + '" style="' + (_isIE ? 'color:#999;' : '') + '">' + (_isIE ? _con.placeholder : '') + '</textarea>');
        html.push('</div>');
        html.push('<div class="' + cssfix + 'sub" onselectstart="return false">');
        if (!!_con.showCopyright) {
            html.push('<a class="' + cssfix + 'clink" href="" target="_blank">Powered by 小怪兽</a>');
        }
        ;
        html.push('<a class="' + cssfix + 'btn-send" style="background-color:' + _colors.button + '">发送</a>');
        html.push('</div>');
        html.push('</div>');
        html.push('</div>');

        if (_con.showLeftPanel) {
            //右侧导航信息
            html.push('<div class="' + cssfix + 'fr-area">');
            html.push('<div class="' + cssfix + 'fr-nav">');
            html.push('<a href="javascript:void(0);" data-index="0" class="' + cssfix + 'on">常见问题</a>');
            //隐藏功能列表
            if (!hideList) {
                html.push('<a href="javascript:void(0);" data-index="1">功能列表</a>');
            }
            ;
            html.push('</div>');
            //快捷查询信息显示区域-->');
            html.push('<div class="' + cssfix + 'fr-content">');
            html.push('<div class="' + cssfix + 'fr-panel"><ul>');
            for (var i = 0, list = _con.quicks, len = list.length; i < len; i++) {
                html.push('<li><a href="javascript:void(0);">' + list[i] + '</a></li>');
            }
            ;
            html.push('</ul>');
            //<li><a href="javascript:void(0);">货到哪里了，怎么不更新物流啊</a></li>
            if (!hideList) {
                html.push('<ol>');
                for (var i = 0, list = _con.tools, len = list.length; i < len; i++) {
                    html.push('<li><a href="' + list[i].href + '" target="new"><i style="background-image: url(' + list[i].icon + ');"></i>' + list[i].label + '</a></li>');
                }
                ;
                html.push('</ol>');
            }
            ;
            html.push('</div>');
            //<li><a href="javascript:void(0);"><i></i>调戏JIMI</a></li>
            html.push('</div>');
            html.push('<ul class="' + cssfix + 'fr-footer">');

            //隐藏人工客服
            if (!hideKefu) {
                html.push('<li class="' + cssfix + 'call"><a href="javascript:void(0);">');
                html.push('<i style="background-image:url(' + _con.callImg + ');"></i>');
                html.push('<span>人工客服</span>');
                html.push('</a></li>');
            }
            ;
            if (_con.codeImg !== null) {
                html.push('<li class="' + cssfix + 'code"><a href="javascript:void(0);">');
                html.push('<i style="background-image:url(' + _con.codeImg + ');"></i>');
                html.push('<span>公众号</span>');
                html.push('</a></li>');
            }
            ;
            html.push('<div class="' + cssfix + 'big-code"><img src="' + _con.codeImg + '"/></div>')
            html.push('</ul>');
            html.push('</div>');
        }
        html.push('</div>');
        html.push('</div>');
        return html.join('');
    };

    //生成随机编号
    var _getRndId = function () {
        var timestamp = Math.floor(new Date().getTime() / 100 - 10000000000).toString(36)
            , rnd = Math.floor(Math.random() * 1296).toString(36)
            , length = rnd.length
            , i = 0;
        while (i < 2 - length) {
            rnd = '0' + rnd;
            i++;
        }
        ;
        function string10to62(number) {
            var chars = '0123456789abcdefghigklmnopqrstuvwxyzABCDEFGHIGKLMNOPQRSTUVWXYZ'.split('')
                , radix = chars.length
                , qutient = number
                , mod
                , arr = [];
            do {
                mod = qutient % radix;
                qutient = (qutient - mod) / radix;
                arr.unshift(chars[mod]);
            } while (qutient);
            return arr.join('');
        }

        return string10to62(parseInt(rnd.toString() + timestamp, 36));
    };

    //设置meteor初始参数
    win['__meteor_runtime_config__'] = {
        'meteorRelease': 'METEOR@1.2.1'
        , 'ROOT_URL_PATH_PREFIX': '/'
        , 'ROOT_URL': kfServerHost
    };

    //ROBOT插件内的变量
    var _isMobile = false										//手机
        , _isPad = false										//平板
        , _isIphone = false										//iPhone
        , _isIE = false											//是否低版本IE浏览器
        , _isLoadChatJs = -1									//是否加载过ddp-client.js文件
        , _isConnChat = -1 										//是否与客服正常连接上
        , _userName = $.cookie(cookieKey)						//从COOKIE里获取用户名称
        , _inited = false 										//是否初始化
        , _timediff = 0;										//客户端与当前服务器的时间差

    //如果没有用户名就随机生成
    if (!_userName || _userName === '') {
        _userName = _getRndId();
        $.cookie(cookieKey, _userName, {'path': '/', 'expires': '1000'});
    }
    ;

    //判断浏览器是否为IE内核
    _isIE = (function () {
        /*try{
         var browser = win.navigator.appName
         var b_version = win.navigator.appVersion
         var version = b_version.split(";");
         var trim_Version = version[1].replace(/[ ]/g,"");
         if(browser=="Microsoft Internet Explorer" && trim_Version.match(/^MSIE[6-9]\.0$/i) !== null){
         return true;
         }
         return false;
         }catch(e){
         return false;
         }*/
        var version = $.browser.version;
        return ($.browser.msie && (version === '6.0' || version === '7.0' || version === '8.0'));
    })();


    var Robot = function (config) {
        this.con = $.extend({
            /*显示模式，mini侧边，normal默认模式*/
            'mod': 'normal'
            /*初始时是否最大化窗口，normal模式时有效*/
            , 'ismax': false
            /*是否只支持人工客服*/
            , 'kefuOnly': false
            /*最小宽度*/
            , 'minWidth': 940
            /*最小高度*/
            , 'minHeight': 576
            /*头部title文本*/
            , 'title': '竭诚为您服务'
            /*快速提交问题列表*/
            , 'quicks': []
            /*左侧工具栏，格式{label: '文本',icon: 'icon图标地址60*60', href:'连接的地址'}*/
            , 'tools': []
            /*设置颜色，header:头部颜色，border:边框颜色（mini模式下有效），button:发送按钮颜色*/
            , 'colors': {
                'header': ''
                , 'border': ''
                , 'button': ''
            }
            /*浮动层zindex*/
            , 'zindex': 999
            /*是否显示大窗口模式下的左边*/
            , 'showLeftPanel': true
            /*是否显示小窗口模式下的图标按钮*/
            , 'showSideBtn': true
            /*显示版权信息*/
            , 'showCopyright': true
            /*是否显示Copyright信息*/
            , 'placeholder': '请简要描述您的问题，如“退换货运费怎么算”'
            /*文本框提示文本*/
            , 'url': 'http://api.smartnlp.cn/cloud/-/'
            /*请求的接口地址*/
            , 'newurl': '#'
            /*新窗口打开的的URL[仅mini模式下有效]*/
            , 'appid': ''
            /*客服图片 80*80像素*/
            , 'callImg': 'http://img.alicdn.com/imgextra/i4/TB1tMo3JpXXXXbwXVXXwu0bFXXX.png'
            /*二维码图片 80*80像素*/
            , 'codeImg': null
            /*机器人欢迎语*/
            , 'welcome': 'Hi，我是$name'
            /*人工客服欢迎语*/
            , 'kefuWelcome': '您好，客服 $name 为您服务!'
            /*机器人名字*/
            , 'nick': '小智'
            /*消息发送后文本框是否自动失去焦点*/
            , 'autoblur': false
            , 'logo': 'http://img.alicdn.com/imgextra/i3/TB1UhE3JpXXXXbaXpXXwu0bFXXX.png'
            /*反馈按钮默认颜色*/
            , 'feedBtn': {'color': '#20a56e'}
            /*客户端用户名*/
            , 'user': _userName
        }, config);
        this.init();
    };

    var _imgViews = function () {
        var $views = $('<div class="' + cssfix + 'img-views"><div class="' + cssfix + 'img-views-inner"><img src="' + this.src + '"/></div></div>');
        $('body').append($views);
        var resize = function () {
            var _width = $(win).width()
                , _height = $(win).height();
            $('.' + cssfix + 'img-views-inner', $views).css({'width': _width, 'height': _height});
            $('img', $views).css({'max-width': _width, 'max-height': _height});
        };
        $views.click(function () {
            $(win).off('resize', resize);
            $views.remove();
        });
        $(win).on('resize', resize);
        resize();
    };

    Robot.prototype = {
        /*配置对象*/
        'con': {}
        /*切换到人工客服*/
        , 'switchKefu': function () {
            var _this = this;
            if (!!_this.waiting || _isLoadChatJs === 0 || _isConnChat === 0) {
                return false;
            }
            ;
            var _con = _this.con
                , $wrap = _this.wrap
                , $chat = _this.chat;
            var $this = $(this);
            var cb = function (val) {
                if (val !== true) {
                    return false;
                }
                ;
                _this.iskf = true;
                _this.scroll();
                $('.' + cssfix + 'edit', $wrap).addClass(cssfix + 'kefu');
                $('.' + cssfix + 'art,.' + cssfix + 'call', $wrap).hide();
            };
            var connKefu = function () {
                if (_isConnChat === -1) {
                    _isConnChat = 0;
                    /*人工客服初始化*/
                    var Meteor = Package.meteor.Meteor
                        , DDP = Package["ddp-client"].DDP;

                    var assignKF
                        , sendMessage
                        , sendImgMessage
                        , params = null;

                    Meteor.disconnect();

                    function ifExist(table) {
                        if (table.tBodies[0] == null) {
                            setTimeout(function () {
                                ifExist(table);
                            }, 1000);
                        }
                    };

                    assignKF = function (server, robotId, name) {
                        var con = DDP.connect(server)
                            , data = {"robotId": robotId, "name": name}
                            , kfInfo
                            , kfName
                            , kfNick;

                        con.call('getTime', function (e, result) {
                            /*记录服务端与客户端的时间差*/
                            _timediff = new Date().getTime() - result.getTime();
                            con.call('assignKF', data, function (error, result) {
                                kfInfo = result;
                                _this.hidewait();
                                if (!kfInfo || kfInfo === 'NO_KF' || kfInfo === 'NO_KF_ONLINE') {
                                    /*未正常联系上客服*/
                                    _isConnChat = -1;
                                    _this.log('没有客服在线');
                                    if (!_this.welcomed) {
                                        _this.log('连接到客服机器人');
                                        _this.welcome();
                                    }
                                    return null;
                                }
                                ;

                                /*当前接入的客服名称*/
                                kfName = kfInfo.kfName;
                                kfNick = kfInfo.kfNickName;
                                DDP.loginWithPassword(con, {'username': data.name}, kfInfo.password, function (error) {
                                    if (!error) {
                                        /*已经正常联系上客服*/
                                        _isConnChat = 1;
                                        cb(true);
                                        con.call('methodTheRequiresBeingLoggedIn', function () {
                                            _this.log(kfNick + ' 为您服务');
                                            var rid;
                                            con.call("createDirectMessage", kfName, function (error, result) {
                                                rid = result.rid;
                                                var messages = new Meteor.Collection('rocketchat_message', con);
                                                con.subscribe("messages", rid, new Date());

                                                params = {
                                                    'connection': con,
                                                    'message': messages,
                                                    'rid': rid,
                                                    'kfInfo': kfInfo
                                                };

                                                sendMessage(params, kefuStartWord);

                                                messages.find({}).observe({
                                                    'added': function (item) {

                                                        /*区分是发送的消息还是回复*/
                                                        var timestamp = new Date().getTime() - item.ts.getTime() - _timediff
                                                            , apptype = timestamp < 0 ? 'append' : 'prepend'
                                                            , message = item.msg
                                                            , sendData = {
                                                            'time': item.ts
                                                        }
                                                            , img_url = '';
                                                        /*超过十分钟之前的消息不显示*/
                                                        if (timestamp < -2000 || timestamp > 2000) {
                                                            return false;
                                                        }
                                                        ;
                                                        /*判断是客服回复是用户消息*/
                                                        if (item.u.username === _con.user) {
                                                            apptype = 'cSendEle';
                                                        } else {
                                                            apptype = 'cReplyEle';
                                                            sendData.img = '<img src="' + kfServerHost + 'avatar/' + kfName + '.jpg"/>';
                                                            sendData.nick = kfNick;
                                                        }
                                                        ;

                                                        /*显示客服欢迎语*/
                                                        if (message === kefuStartWord) {
                                                            apptype = 'cReplyEle';
                                                            message = _con.kefuWelcome.replace('$name', kfNick);
                                                            sendData.img = '<img src="' + kfServerHost + 'avatar/' + kfName + '.jpg"/>';
                                                            sendData.nick = kfNick;
                                                        }
                                                        ;

                                                        /*判断是否图片消息*/
                                                        if (!!item.attachments && item.attachments.length > 0) {
                                                            img_url = item.attachments[0].image_url;
                                                            img_url = img_url.replace(/^\//i, kfServerHost);

                                                            message = '<img class="' + cssfix + 'msg-img" src="' + img_url + '"/>';
                                                            /*图片消息不转码*/
                                                            sendData.encode = false;
                                                        }
                                                        ;

                                                        sendData.text = message;
                                                        _this.chat.append(_this[apptype](sendData));
                                                        /*聊天窗口滚动到最上面*/
                                                        _this.scroll();
                                                    }
                                                });

                                            });

                                        });
                                    } else {
                                        return null;
                                    }
                                });
                            });
                        });
                        setTimeout(function () {
                            if (_isConnChat === -1 && _this.iskf === true) {
                                _this.hidewait();
                                _this.log('没有客服在线');
                            }
                        }, kfTimeout);
                    };
                    sendMessage = function (params, msg) {
                        if (params !== null) {
                            params.connection.call('sendMessage', {'rid': params.rid, 'msg': msg});
                            return;
                        }
                    };
                    params = assignKF(kfServerHost, _con.appid, _con.user);
                    _this.sendMsg = function (msg) {
                        sendMessage(params, msg);
                    };
                    sendImgMessage = function (params, text_msg, img_url) {
                        if (params !== null) {
                            params.connection.call('sendImgMessage', {
                                'rid': params.rid,
                                'msg': text_msg,
                                'img': img_url
                            });
                            return;
                        }
                    };
                    _this.sendPic = function (url) {
                        sendImgMessage(params, '', url);
                    };
                    cb(false);
                } else if (_isConnChat === 1) {
                    cb(false);
                }
                ;
            }
            /*如果未加载人工客服支持JS则异步加载*/
            if (_isLoadChatJs === -1) {
                _isLoadChatJs = 0;
                _loadJs(kfJsUrl, function () {
                    _isLoadChatJs = 1;
                    connKefu();
                }, function () {
                    _this.log('无法连接人工客服');
                });
            } else if (_isLoadChatJs === 1) {
                connKefu();
            }
            ;
            _this.showwait('请求人工客服…');
        }
        //是否人工客服模式
        , 'iskf': false
        , 'welcomed': false
        //是否等待
        , 'waiting': false
        , 'showwait': function (text) {
            var _this = this;
            _this.waiting = true;
            _this.log(text, true);
        }
        , 'hidewait': function () {
            var _this = this;
            _this.waiting = false;
            $('.' + cssfix + 'wait', _this.wrap).remove();
        }
        /*发送人工消息*/
        , 'sendMsg': function () {
        }
        , 'sendPic': function () {
        }
        , 'upload': function ($ele, settings) {
            var _this = this;

            var options = $.extend({
                fileType: imgUpdateType,					   //允许的文件格式
                uploadUrl: imgUpdateUrl,	  //上传URL地址
                deleteUrl: imgUpdateUrl,	  //删除URL地址
                width: "",											  //图片显示的宽度
                height: 100,											//图片显示的高度
                imgSelector: ".imgdiv",								  //图片选择器
                uploadData: {},										 //上传时需要附加的参数
                deleteData: {},										 //删除时需要附加的参数
                deleteFn: function ($parent, showMessage) {			 //删除图片的方法(默认方法使用POST提交)
                    methods.deleteImage($parent, showMessage);
                },
                beforeSubmitFn: "beforeUpload",						 //上传前执行的方法 原型 beforeSubmit(arr, $form, options);
                successFn: function () {
                },							 //上传成功后执行的方法 uploadSuccess(response, statusText, xhr, $this)
                errorFn: "uploadError"								  //上传失败后执行的方法
            }, settings);

            /*上传准备函数  */
            var methods = {
                /*验证文件格式*/
                checkFile: function (filename) {
                    var pos = filename.lastIndexOf(".");
                    var str = filename.substring(pos, filename.length);
                    var str1 = str.toLowerCase();
                    if (typeof options.fileType !== 'string') {
                        options.fileType = "gif|jpg|jpeg|png|bmp";
                    }
                    var re = new RegExp("\.(" + options.fileType + ")$");
                    return re.test(str1);
                },
                /*创建表单 */
                createForm: function () {
                    var $form = document.createElement("form");
                    $form.action = options.uploadUrl;
                    $form.method = "post";
                    $form.enctype = "multipart/form-data";
                    $form.style.display = "none";
                    //将表单加当document上，
                    document.body.appendChild($form);  //创建表单后一定要加上这句否则得到的form不能上传。document后要加上body,否则火狐下不行。
                    return $($form);
                },
                //创建图片
                createImage: function () {
                    //不能用 new Image() 来创建图片，否则ie下不能改变img 的宽高
                    var img = $(document.createElement("img"));
                    img.attr({"title": "双击图片可删除图片！"});
                    if (options.width !== "") {
                        img.attr({"width": options.width});
                    }
                    if (options.height !== "") {
                        img.attr({"height": options.height});
                    }
                    return img;
                },
                showImage: function (filePath, $parent) {
                    var $img = methods.createImage();
                    $parent.find(options.imgSelector).find("img").remove();
                    //要先append再给img赋值，否则在ie下不能缩小宽度。
                    $img.appendTo($parent.find(options.imgSelector));
                    $img.attr("src", filePath);
                    this.bindDelete($parent);
                },
                bindDelete: function ($parent) {
                    $parent.find(options.imgSelector).find("img").bind("dblclick", function () {
                        options.deleteFn($parent, true);
                    });
                },
                deleteImage: function ($parent, showMessage) {
                    var $fileInput = $parent.find('[type="hidden"]');
                    if ($fileInput.val() !== "") {

                        var data = $.extend(options.deleteData, {filePath: $fileInput.val(), t: Math.random()});

                        $.post(options.deleteUrl, data, function (response) {

                            if (showMessage) {
                                alert(response.MessageContent)
                            }

                            if (response.MessageType == 1) {
                                $fileInput.val("");
                                $parent.find(options.imgSelector).find("img").remove();
                            }
                        }, "JSON");
                    }
                },
                onload: function ($parent) {
                    var hiddenInput = $parent.find('[type="hidden"]');
                    if (typeof hiddenInput !== "undefined" && hiddenInput.val() !== "") {
                        var img = methods.createImage();
                        if ($parent.find(options.imgSelector).find("img").length > 0) {
                            $parent.find(options.imgSelector).find("img").remove();
                        }
                        img.appendTo($parent.find(options.imgSelector));
                        img.attr("src", hiddenInput.val());
                        methods.bindDelete($parent);
                    }
                }
            };
            $ele.each(function () {
                var $this = $(this);
                var $fileInput = $(this).parent().find('[type="file"]');

                methods.onload($this.parent());

                $this.click(function () {
                    if (!!_this.waiting) {
                        return false;
                    }
                    ;
                    $fileInput.trigger('click');
                });

                $fileInput.change(function () {

                    var fileBox = $fileInput.parent();

                    if ($fileInput.val() === "") {
                        return false;
                    }
                    ;

                    if (!_isMobile && !methods.checkFile($fileInput.val())) {
                        alert("图片格式错误，只支持" + options.fileType.replace(/\|/, '，') + "格式。");
                        $fileInput.val("");
                        return false;
                    }
                    ;

                    try {
                        if ($fileInput.get(0)["files"][0].size >= imgMaxSize * 1024) {
                            alert("请上传小于 " + (imgMaxSize > 1024 ? Math.floor(imgMaxSize / 1024) + 'M' : imgMaxSize + 'K') + " 的图片");
                            $fileInput.val("");
                            return false;
                        }
                    } catch (e) {
                    }
                    ;
                    _this.showwait('图片上传中…');

                    if ($fileInput.val() !== "") {

                    }
                    ;

                    var $form = methods.createForm();

                    $fileInput.appendTo($form);

                    $this.attr("disabled", true);

                    var data = {};
                    data.data = options.uploadData;
                    data.type = "POST";
                    data.dataType = "JSON";

                    data.beforeSubmit = function (arr, $form, options) {
                        var beforeSubmitFn;
                        try {
                            beforeSubmitFn = eval(options.beforeSubmitFn)
                        } catch (err) {
                        }
                        ;
                        if (beforeSubmitFn) {
                            var $result = beforeSubmitFn(arr, $form, options);
                            if (typeof ($result) == "boolean")
                                return $result;
                        }
                        ;
                    };

                    data.error = function (response, statusText, xhr, $form) {
                        _this.hidewait();
                        _this.log('图片上传失败');
                        $this.attr("disabled", false);
                        $fileInput.val("");
                        var errorFn;

                    };

                    //上传成功
                    data.success = function (response, statusText, xhr, $form) {

                        var successFn = options.successFn;

                        successFn(response);
                        _this.hidewait();
                        $this.attr("disabled", false);
                        $fileInput.val("");

                    };

                    $form.ajaxSubmit(data);
                });
            });
        }
        //初始化
        , 'init': function () {
            var _this = this
                , _con = _this.con;
            var $wrap = _this.wrap = $(_generateHtml(_this));
            var $chat = _this.chat = $('.' + cssfix + 'chat', $wrap);
            //var $w = $(win);
            _this.input = $('textarea', $wrap);
            _this.view = $('.' + cssfix + 'nano', $wrap);
            var $edit = $('.' + cssfix + 'edit', $wrap);
            var $bigCode = $('.' + cssfix + 'big-code', $wrap);
            $('.' + cssfix + 'fr-nav a', $wrap).on('click', $.proxy(_this.tab, _this));
            $('.' + cssfix + 'icon-max,.' + cssfix + 'slide-btn', $wrap).on('click', $.proxy(_this['zoom'], _this));
            $('.' + cssfix + 'btn-send', $wrap).on('click', $.proxy(_this['submit'], _this));
            $('.' + cssfix + 'fr-panel ul a', $wrap).on('click', function () {
                _this.send($(this).text());
            });
            $('.' + cssfix + 'code a', $wrap).on('click', function () {
                $bigCode.show().stop().animate({width: 220, height: 220});
            });
            $('.' + cssfix + 'icon-clo', $wrap).on('click', $.proxy(_this['remod'], _this));
            $('.' + cssfix + 'art,.' + cssfix + 'call', $wrap).on('click', $.proxy(_this['switchKefu'], _this));

            $bigCode.click(function () {
                $bigCode.stop().animate({width: 80, height: 80}, function () {
                    $bigCode.hide();
                });
            });
            $wrap.on('load', '.' + cssfix + 'msg-img', $.proxy(_this.scroll, _this));
            _this.input.on('keyup', function (e) {
                e = e || win.event;
                var currKey = e.keyCode || e.which || e.charCode;
                if (currKey == "13") {
                    return _this.submit();
                }
                ;
            }).on('input', function (e) {
                if (_isMobile) {
                    var _this = this
                        , $this = $(_this);
                    if (_this.scrollTop > 0) {
                        $this.outerHeight(_this.scrollTop + _this.scrollHeight);
                    }
                    ;
                }
                ;
            }).on('blur', function (e) {
                if (_isIE) {
                    if (this.value === _con.placeholder || this.value === '') {
                        this.value = _con.placeholder;
                        this.style.color = '#999';
                    }
                    ;
                }
                ;
                if (_isPad) {
                    $wrap.css({'top': 0, "bottom": 'inherit'});
                }
                ;
            }).on('focus', function () {
                if (_isIE) {
                    if (this.value === _con.placeholder) {
                        this.value = '';
                    }
                    ;
                    this.style.color = 'inherit';
                } else if (_isPad) {
                    $wrap.css({'top': 'inherit', "bottom": 0});
                    $('body').scrollTop(10000);
                }
                ;

            });
            //禁止鼠标滚轮冒泡
            _addEvent(_this.view.get(0), "mousewheel", function (e) {
                var _t = this;
                _t.scrollTop += e.delta < 0 ? 60 : -60;
                e.preventDefault && e.preventDefault();
            });
            _addEvent($wrap.get(0), "mousewheel", function (e) {
                e.preventDefault && e.preventDefault();
            });
            if (_isMobile && _con.mod !== 'mini') {
                $('body').css({'overflow': 'auto', 'height': 'auto', 'background-color': '#fafafa'}).html('');
            }
            ;
            $('body').append($wrap);
            //绑定图片上传事件
            _this.upload($('.' + cssfix + 'btn-pic'), {
                'uploadData': {id: "12233"}
                , 'successFn': function (response, statusText, xhr, $this) {
                    _this.sendPic(response.url);

                }
                , 'deleteData': {
                    id: function () {
                        return "asdfasdf"
                    }
                }
            });

            if (!_con.kefuOnly) {
                _this.welcome();
            }
            ;
            _this.resize();
            _this.move('.' + cssfix + 'header');
            $(win).resize($.proxy(_this.resize, this));
        }
        //显示欢迎词
        , 'welcome': function () {
            var _this = this
                , _con = _this.con;
            if (!!_this.welcomed) {
                return false;
            }
            ;
            _this.welcomed = true;
            _this.chat.append(_this.cReplyEle({'text': _con.welcome.replace('$name', _con.nick)}));
            _this.scroll();
        }
        //切换右边的选项卡
        , 'tab': function (e) {
            var _this = this
                , $ele = $(e.target)
                , _index = $ele.data('index');
            if ($ele.hasClass(cssfix + 'on')) {
                return false;
            }
            ;
            $ele.addClass(cssfix + 'on').siblings('a').removeClass(cssfix + 'on');
            $('.' + cssfix + 'fr-content', _this.wrap).stop().animate({'marginLeft': 0 - parseInt(_index) * 300});
        }
        //显示一条提示信息
        , 'log': function (text, wait) {
            var _this = this;
            _this.chat.append('<div class="' + cssfix + 'chat-t ' + (!!wait ? cssfix + 'wait' : '') + '"><span>' + text + '</span></div>');
            _this.scroll();
        }
        //提交一条消息
        , 'submit': function (e) {
            var _this = this
                , _input = _this.input
                , _val = _trim.call(_input.val());
            if (_val === '' || _val === _this.con.placeholder) {
                return;
            }
            ;
            if (!_this.iskf) {
                _this.send(_val);
            } else {
                _this.sendMsg(_val);
            }

            /*if(_isIE){
             _input.val(_input.attr('placeholder')).css('color','#999');
             }else{
             _input.val('');
             };*/
            _input.val('');
            if (_isMobile) {
                _input.outerHeight(32).trigger('focus');
            } else if (_this.con.autoblur) {
                _input.trigger("blur");
            }
            ;
        }
        //切换显示模式
        , 'remod': function (e) {
            var _this = this
                , _con = _this.con
                , $ele = $(e.target)
                , $wrap = _this.wrap;
            if (!_inited) {
                if (!!_con.kefuOnly) {
                    _this.switchKefu();
                }
                ;
                _inited = true;
            }
            ;
            //_con.ismax = true;
            if (_con.mod === 'mini') {
                _con.mod = 'normal';
                if (!_this.ecss) {
                    _this.ecss = {
                        'left': 0
                        , 'top': 0
                        , 'width': '100%'
                    }
                }
                $wrap.css(_this.ecss).removeClass(cssfix + 'mini')
            } else {
                _con.mod = 'mini';
                _this.ecss = {'left': $wrap.css('left'), 'width': $wrap.css('width'), 'top': $wrap.css('top')};
                $wrap.addClass(cssfix + 'mini').css({'left': 'inherit', 'width': 280, 'top': 0, 'right': 0})

            }
            ;
            return _this.resize();
        }
        //最大化对话窗口
        , 'zoom': function (e) {
            var _this = this
                , _con = _this.con
                , $ele = $(e.target);
            if (!_inited) {
                if (!!_con.kefuOnly) {
                    _this.switchKefu();
                }
                ;
                _inited = true;
            }
            ;
            _con.ismax = !_con.ismax;
            if (_con.mod === 'mini') {
                _this.wrap.animate({right: _con.ismax ? 0 : (_con.showSideBtn ? -280 : -284)});
            } else {
                $ele.toggleClass(cssfix + 'icon-nor');
            }
            ;
            _this.resize();
        }
        //滚动对话内容到最后
        , 'scroll': function () {
            var _this = this;
            if (!!_isMobile) {
                if (_this.con.mod === 'mini') {
                    return false;
                }
                $('body').scrollTop(100000);
            } else {
                _this.view.scrollTop(_this.chat.height() - _this.view.height() + 20);
            }
            ;
        }
        //发送一条消息
        , 'send': function (text) {
            var _this = this;
            if (!!_this.waiting) {
                return false;
            }
            ;
            if (!text || typeof text !== 'string') {
                return;
            }
            ;
            //text = text.replace(/\ /g,'');
            if (text === "") {
                return false;
            }
            ;
            var _con = _this.con;
            var $question = _this.cSendEle({'text': text})
                , $answer = _this.cReplyEle({'text': '<img src="http://img.alicdn.com/imgextra/i3/TB1tAEJJpXXXXXraXXXtKXbFXXX.gif"/>'});
            _this.chat.append($question);
            _this.chat.append($answer);
            _this.scroll();
            _jsonp({
                'url': apiUrl + _con.appid + '/answer'
                , 'data': {'q': encodeURIComponent(text)}
                , 'success': function (data) {
                    if (data.answer.indexOf('#转人工#') >= 0) {
                        $answer.remove();
                        return _this.switchKefu();
                    }
                    ;
                    if (data.answer.length > 150) {
                        $('.' + cssfix + 'msg', $answer).css('min-width', '75%');
                    }
                    ;
                    var html;
                    if (!!data.suggestion && data.suggestion.length > 0) {
                        html = data.answer + '<div class="' + cssfix + 'msg-sug">';
                        html += '我猜您可能关心以下问题，点击或回复序列号即可：<br/>'
                        for (var i = 0, sugs = data.suggestion, len = sugs.length; i < len; i++) {
                            html += '<div class="' + cssfix + 'sug-item" rel="' + sugs[i] + '">&nbsp;' + sugs[i] + '</div>';
                        }
                        ;
                        html += '</div>';
                    } else {
                        html = !data.answer ? '&nbsp;' : data.answer;
                    }
                    $('.' + cssfix + 'msg-mm .' + cssfix + 'htmcont', $answer).html(html).on('click', '.' + cssfix + 'sug-item', function () {
                        _this.send($(this).attr('rel').replace(/^[\d]+\./, ''));
                    });
                    $('.' + cssfix + 'chat-headimg span', $answer).text(_con.nick + ' ' + _dateFormat.call(new Date(), 'hh:mm:ss'));
                    _this.scroll();
                }
                , 'error': function () {
                    $('.' + cssfix + 'msg-mm .' + cssfix + 'htmcont', $answer).html('会话丢失');
                }
            });
        }
        //重置对话窗口大小
        , 'resize': function () {
            var $w = $(win)
                , _this = this
                , _con = _this.con;
            var _w = $w.width()
                , _h = $w.height()
                , _mw = _con.minWidth
                , _mh = _con.minHeight
                , _ismax = _con.ismax;
            var _h2 = _ismax ? (_h > _mh ? _h : _mh) : (_h > _mh ? _mh : _h)
                , _w2 = _ismax ? (_w > _mw ? _w : _mw) : _mw;
            if (!_isMobile) {
                if (_con.mod === 'mini') {
                    _this.wrap.height(_h);
                    _this.view.height(_h - 182);
                } else {
                    _this.view.height(_h2 - 162);
                    _this.wrap.css({
                        'height': _h2
                        , 'width': _w2
                        , 'top': _ismax ? 0 : (_h > _mh ? parseInt((_h - _mh) / 2) : 0)
                        , 'left': _ismax ? 0 : (_w > _mw ? parseInt((_w - _mw) / 2) : 0)
                    });
                    $('.' + cssfix + 'fr-content', _this.wrap).height(_h2 - 240);
                    $('.' + cssfix + 'fr-area', _this.wrap).height(_h2 - 46);
                    $('body').css('overflow', _ismax ? 'hidden' : 'auto');
                }
                ;
            } else {
                if (_con.mod === 'mini') {
                    _this.wrap.css({'height': '44px'});
                } else {
                    //_this.wrap.css({'height': '100%'}).find('.'+ cssfix +'content').height(_h - 46);
                }
                ;
            }
            ;
            $('.' + cssfix + 'icon-max', _this.wrap)[(_con.ismax ? 'add' : 'remove') + 'Class'](cssfix + 'icon-nor');
            _this.scroll();
        }
        //拖动
        , move: function (target) {
            var _doc = top.document
                , _body = _doc.body
                , $doc = $(_doc)
                , _this = this
                , _con = _this.con
                , $wrap = _this.wrap
                , $target = $(target, $wrap);
            var startX, startY, startL, startT;
            var _x, _y;
            var mouseCoords = function (ev) {
                if (ev.pageX || ev.pageY) {
                    return {x: ev.pageX, y: ev.pageY};
                }
                return {
                    x: ev.clientX + _body.scrollLeft - _body.clientLeft,
                    y: ev.clientY + _body.scrollTop - _body.clientTop
                };
            };
            var move = function (e) {
                e = e || event;
                var poss = mouseCoords(e);
                var _w = _body.clientWidth;
                var _h = _body.clientHeight;
                _h = _h === 0 ? win.innerHeight : _h;
                var _left = startL + poss.x - startX
                    , _top = startT + poss.y - startY;
                _top = _top > _h - _y ? _h - _y : _top;
                _top = _top < 0 ? 0 : _top;
                _left = _left > _w - _x ? _w - _x : _left;
                _left = _left < 0 ? 0 : _left;
                $wrap.css({left: _left, top: _top});
                e.preventDefault && e.preventDefault();
            };
            $doc.on('mouseup', function (e) {
                $doc.off('mousemove', move);
                $wrap.css('opacity', 1);
                $target.css('cursor', 'default');
            })
            $target.on('mousedown', function (e) {
                if (_con.mod === 'normal' && !_con.ismax) {
                    e = e || event;
                    var poss = mouseCoords(e);
                    startX = poss.x;
                    startY = poss.y;
                    startL = parseInt($wrap.css('left'));
                    startT = parseInt($wrap.css('top'));
                    $doc.on('mousemove', move);
                    $wrap.css('opacity', 0.9);
                    _x = $wrap.width();
                    _y = $wrap.height();
                    $target.css('cursor', 'move');
                }
                ;
                e.preventDefault && e.preventDefault();
            });
        }
        //生成发送消息的HTML
        , cSendEle: function (opt) {
            var _this = this
                , _con = _this.con;
            var O = $.extend({
                'text': '&nbsp;'
                , 'time': new Date()
                , 'nick': '我'
                , 'encode': true
                , 'img': ''
            }, opt);
            //是否转码输出
            O.text = !O.encode ? O.text : _htmlEncode(O.text);
            var $ele = $('<div class="' + cssfix + 'chat-ask"><div class="' + cssfix + 'chat-headimg"></div><div class="' + cssfix + 'chat-name">' + O.nick + ' ' + _dateFormat.call(O.time, 'hh:mm:ss') + '</div><table class="' + cssfix + 'msg" cellspacing="0" cellpadding="0"><tbody><tr><td class="' + cssfix + 'msg-lt bg-msg-lr"></td><td class="' + cssfix + 'msg-tt bg-msg-tb"></td><td class="' + cssfix + 'msg-rt bg-msg-lr"></td></tr><tr><td class="' + cssfix + 'msg-lm bg-msg-lr"></td><td class="' + cssfix + 'msg-mm">' + O.text + '</td><td class="' + cssfix + 'msg-rm bg-msg-lr"><span class="bg-msg-lr"></span></td></tr><tr><td class="' + cssfix + 'msg-lb bg-msg-lr"></td><td class="' + cssfix + 'msg-bm bg-msg-tb"></td><td class="' + cssfix + 'msg-rb bg-msg-lr"></td></tr></tbody></table></div>');
            $ele.find('.smartnlp-robot-msg-img').each(function () {
                this.onload = function () {
                    _this.scroll();
                };
                $(this).click(_imgViews);
            });
            return $ele;
        }
        //生成返回消息的HTML
        , cReplyEle: function (opt) {
            var _this = this
                , _con = _this.con;
            var O = $.extend({
                'text': '&nbsp;'
                , 'time': new Date()
                , 'nick': _con.nick
                , 'img': (!!_con.headImg ? '<img src="' + _con.headImg + '"/>' : '')
            }, opt);
            var $ele = $('<div class="' + cssfix + 'chat-replay"><div class="' + cssfix + 'chat-headimg" >' + O.img + '</div><div class="' + cssfix + 'chat-name">' + O.nick + ' ' + _dateFormat.call(O.time, 'hh:mm:ss') + '</div><table class="' + cssfix + 'msg" cellspacing="0" cellpadding="0"><tbody><tr><td class="bg-msg-lr ' + cssfix + 'msg-lt"></td><td class="bg-msg-tb ' + cssfix + 'msg-tt"></td><td class="bg-msg-lr ' + cssfix + 'msg-rt"></td></tr><tr><td class="bg-msg-lr ' + cssfix + 'msg-lm"><span class="bg-msg-lr"></span></td><td class="' + cssfix + 'msg-mm"><div class="' + cssfix + 'htmcont">' + O.text + '</div></td><td class="bg-msg-lr ' + cssfix + 'msg-rm"></td></tr><tr><td class="bg-msg-lr ' + cssfix + 'msg-lb"></td><td class="bg-msg-tb ' + cssfix + 'msg-bm"></td><td class="bg-msg-lr ' + cssfix + 'msg-rb"></td></tr><tr><td></td></tr></tbody></table></div>');
            $ele.find('img').each(function () {
                this.onload = function () {
                    _this.scroll();
                };
                $(this).click(_imgViews);
            });
            return $ele;
        }
    };
    //加载外部css样式
    (function () {
        var cssFile = document.createElement("link")
            , head = document.getElementsByTagName("head")[0]
            , isload = false;

        cssFile.type = "text/css";
        cssFile.rel = 'stylesheet';
        cssFile.href = cssUrl;
        var loadback = function () {
            var robot = new Robot(options)
                , _con = robot.con;
            isload = true;
            win['_smartnlpRobotShow'] = function (mod) {
                if (_con.mod === 'mini' && mod === 'normal') {
                    robot.wrap.find('.' + cssfix + 'icon-clo').trigger('click');
                    return;
                }
                ;
                if (_con.mod === 'mini' && mod !== 'normal' && !_con.ismax) {
                    robot.wrap.find('.' + cssfix + 'slide-btn').trigger('click');
                }
                ;
            };
            win['_smartnlpRobotHide'] = function () {
                if (_con.mod !== 'mini') {
                    robot.wrap.find('.' + cssfix + 'icon-clo').trigger('click');
                }
                ;
                if (!!_con.ismax) {
                    robot.wrap.find('.' + cssfix + 'slide-btn').trigger('click');
                }
                ;
            };
        };
        cssFile.onreadystatechange = function () {
            var r = cssFile.readyState;
            if (!isload && (r === 'loaded' || r === 'complete' || r === 'interactive')) {
                loadback();
            }
        };
        cssFile.onload = function () {
            !isload && loadback();
        };
        setTimeout(function () {
            !isload && loadback();
        }, 1000)
        head.appendChild(cssFile);
    })();
})(window, {
    'mod': window.location.href.indexOf('mobile') > 0 ? 'normal' : 'mini'
    //初始时是否最大化窗口，PC网页时有效
    //, ismax: false
    //（废除）请求的接口地址,移到全局配置 apiUrl
    , 'appid': '55d28d61d3a93df500131c24'
    //仅支持人工客服
    , 'kefuOnly': false
    //最小宽度
    , 'minWidth': 800
    //最小高度
    //, 'minHeight': 576
    //设置颜色
    , 'colors': {
        //头部颜色
        'header': '#2d8ef2'
        //边框颜色（mini模式下有效）
        , 'border': '#2d8ef2'
        //发送按钮颜色
        , 'button': '#2d8ef2'
    }
    //头部title文本
    //, title: '测试标题'
    //快速提交问题列表
    , 'quicks': [
        '我买的商品售后政策是怎样'
        , '订单提交成功后商品降价了，可以退给我差价吗？'
        , '订单提交成功后，还能修改吗？'
        , '怎么取消订单'
        , '货到哪里了，怎么不更新物流啊'
        , '我退货了运费怎么算'
        , '取消订单怎么退款'
        , '退款到哪儿'
        , '拒收有什么后果'
    ]
    //左侧工具栏，格式{label: '文本',icon: 'icon图标地址60*60',
    , 'tools': [
        {label: '天气预报', icon: 'http://img.alicdn.com/imgextra/i3/TB16M.kJpXXXXXAXVXXwu0bFXXX.png', href: '#'}
        , {label: '听首歌', icon: 'http://img.alicdn.com/imgextra/i3/TB17xcEJpXXXXXfXXXXwu0bFXXX.png', href: '#'}
        , {label: '指南针', icon: 'http://img.alicdn.com/imgextra/i1/TB10VUAJpXXXXczXXXXwu0bFXXX.png', href: '#'}
        , {label: '常用帮助', icon: 'http://img.alicdn.com/imgextra/i2/TB1FX7tJpXXXXccXpXXwu0bFXXX.png', href: '#'}
    ]
    //浮动层zindex
    //, zindex: 999
    //是否显示大窗口模式下的左边
    , 'showLeftPanel': true
    //是否显示小窗口模式下的图标按钮
    , 'showSideBtn': true
    //显示版权信息
    , 'showCopyright': true
    //文本框提示文本
    , 'placeholder': '请说点什么...'
    //客服图片 80*80像素
    , 'callImg': 'http://img.alicdn.com/imgextra/i4/TB1tMo3JpXXXXbwXVXXwu0bFXXX.png'
    //二维码图片 80*80像素
    , 'codeImg': 'http://img.alicdn.com/imgextra/i1/TB197MVJpXXXXXuXVXXSutbFXXX.jpg'
    //（废除）点击二维码显示的大图片 262*262像素
    , 'codeBigImg': 'http://img.alicdn.com/imgextra/i1/TB197MVJpXXXXXuXVXXSutbFXXX.jpg'
    //机器人欢迎语
    , 'welcome': 'Hi，我是$name'
    //人工客服欢迎语
    , 'kefuWelcome': '多一些润滑，少一些摩擦<br/>您好，$name 为您服务!'
    //机器人昵称
    , 'nick': '小怪兽'
    //消息发送后文本框是否自动失去焦点
    //, autoblur: false
    //新窗口打开新页面的URL,手机版有效
    , 'newurl': '?mobile'
    , 'logo': 'http://himg.baidu.com/sys/portrait/hotitem/wildkid/1'
    //, 'headImg': 'http://himg.baidu.com/sys/portrait/hotitem/wildkid/1'
    , 'feedBtn': {
        //反馈的链接地址
        'url': '#'
        //反馈颜色背景
        , 'color': '#20a56e'
    }
});